Home / 9,620.92-13,275.22-5,371.04

Finding the Fourth Proportional to 9,620.92, 13,275.22 and 5,371.04

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Solution

The fourth proportional to 9,620.92, 13,275.22 and 5,371.04 is: 7,411.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.92 : 13,275.22 = 5,371.04 : x
  2. Step 2: Convert to fraction form
    9,620.92/13,275.22 = 5,371.04/x
  3. Step 3: Cross multiply
    9,620.92x = 13,275.22 × 5,371.04
  4. Step 4: Simplify right side
    9,620.92x = 71,301,737.63
  5. Step 5: Solve for x
    x = 71,301,737.63/9,620.92
  6. Step 6: Final answer
    x = 7,411.11

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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.