Home / 12,591.13-17,376.14-6,925.58

Finding the Fourth Proportional to 12,591.13, 17,376.14 and 6,925.58

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Solution

The fourth proportional to 12,591.13, 17,376.14 and 6,925.58 is: 9,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,591.13 : 17,376.14 = 6,925.58 : x
  2. Step 2: Convert to fraction form
    12,591.13/17,376.14 = 6,925.58/x
  3. Step 3: Cross multiply
    12,591.13x = 17,376.14 × 6,925.58
  4. Step 4: Simplify right side
    12,591.13x = 120,339,813.03
  5. Step 5: Solve for x
    x = 120,339,813.03/12,591.13
  6. Step 6: Final answer
    x = 9,557.51

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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.