Home / 4,118.76-5,683.50-2,350.32

Finding the Fourth Proportional to 4,118.76, 5,683.50 and 2,350.32

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Solution

The fourth proportional to 4,118.76, 5,683.50 and 2,350.32 is: 3,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.76 : 5,683.50 = 2,350.32 : x
  2. Step 2: Convert to fraction form
    4,118.76/5,683.50 = 2,350.32/x
  3. Step 3: Cross multiply
    4,118.76x = 5,683.50 × 2,350.32
  4. Step 4: Simplify right side
    4,118.76x = 13,358,043.72
  5. Step 5: Solve for x
    x = 13,358,043.72/4,118.76
  6. Step 6: Final answer
    x = 3,243.22

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Half scale
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Double scale
Find fourth proportional to 4,119.76, 5,684.88 and 2,351.32
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.