Home / 9,107.92-12,569.16-5,573.12

Finding the Fourth Proportional to 9,107.92, 12,569.16 and 5,573.12

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Solution

The fourth proportional to 9,107.92, 12,569.16 and 5,573.12 is: 7,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.92 : 12,569.16 = 5,573.12 : x
  2. Step 2: Convert to fraction form
    9,107.92/12,569.16 = 5,573.12/x
  3. Step 3: Cross multiply
    9,107.92x = 12,569.16 × 5,573.12
  4. Step 4: Simplify right side
    9,107.92x = 70,049,436.98
  5. Step 5: Solve for x
    x = 70,049,436.98/9,107.92
  6. Step 6: Final answer
    x = 7,691.05

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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.