Home / 3,747.16-5,618.92-1,407.52

Finding the Fourth Proportional to 3,747.16, 5,618.92 and 1,407.52

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Solution

The fourth proportional to 3,747.16, 5,618.92 and 1,407.52 is: 2,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.16 : 5,618.92 = 1,407.52 : x
  2. Step 2: Convert to fraction form
    3,747.16/5,618.92 = 1,407.52/x
  3. Step 3: Cross multiply
    3,747.16x = 5,618.92 × 1,407.52
  4. Step 4: Simplify right side
    3,747.16x = 7,908,742.28
  5. Step 5: Solve for x
    x = 7,908,742.28/3,747.16
  6. Step 6: Final answer
    x = 2,110.60

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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.