Home / 4,147.14-6,221.58-1,682.10

Finding the Fourth Proportional to 4,147.14, 6,221.58 and 1,682.10

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Solution

The fourth proportional to 4,147.14, 6,221.58 and 1,682.10 is: 2,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.14 : 6,221.58 = 1,682.10 : x
  2. Step 2: Convert to fraction form
    4,147.14/6,221.58 = 1,682.10/x
  3. Step 3: Cross multiply
    4,147.14x = 6,221.58 × 1,682.10
  4. Step 4: Simplify right side
    4,147.14x = 10,465,319.72
  5. Step 5: Solve for x
    x = 10,465,319.72/4,147.14
  6. Step 6: Final answer
    x = 2,523.50

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,148.14, 6,223.08 and 1,683.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.