Home / 3,708.49-5,117.52-2,114.71

Finding the Fourth Proportional to 3,708.49, 5,117.52 and 2,114.71

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Solution

The fourth proportional to 3,708.49, 5,117.52 and 2,114.71 is: 2,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.49 : 5,117.52 = 2,114.71 : x
  2. Step 2: Convert to fraction form
    3,708.49/5,117.52 = 2,114.71/x
  3. Step 3: Cross multiply
    3,708.49x = 5,117.52 × 2,114.71
  4. Step 4: Simplify right side
    3,708.49x = 10,822,082.75
  5. Step 5: Solve for x
    x = 10,822,082.75/3,708.49
  6. Step 6: Final answer
    x = 2,918.19

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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.