Home / 3,077.05-4,615.58-1,345.27

Finding the Fourth Proportional to 3,077.05, 4,615.58 and 1,345.27

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Solution

The fourth proportional to 3,077.05, 4,615.58 and 1,345.27 is: 2,017.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.05 : 4,615.58 = 1,345.27 : x
  2. Step 2: Convert to fraction form
    3,077.05/4,615.58 = 1,345.27/x
  3. Step 3: Cross multiply
    3,077.05x = 4,615.58 × 1,345.27
  4. Step 4: Simplify right side
    3,077.05x = 6,209,194.58
  5. Step 5: Solve for x
    x = 6,209,194.58/3,077.05
  6. Step 6: Final answer
    x = 2,017.91

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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.