Home / 3,614.31-4,988.73-2,617.70

Finding the Fourth Proportional to 3,614.31, 4,988.73 and 2,617.70

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Solution

The fourth proportional to 3,614.31, 4,988.73 and 2,617.70 is: 3,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.31 : 4,988.73 = 2,617.70 : x
  2. Step 2: Convert to fraction form
    3,614.31/4,988.73 = 2,617.70/x
  3. Step 3: Cross multiply
    3,614.31x = 4,988.73 × 2,617.70
  4. Step 4: Simplify right side
    3,614.31x = 13,058,973.58
  5. Step 5: Solve for x
    x = 13,058,973.58/3,614.31
  6. Step 6: Final answer
    x = 3,613.13

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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.