Home / 9,117.38-12,581.99-4,925.63

Finding the Fourth Proportional to 9,117.38, 12,581.99 and 4,925.63

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Solution

The fourth proportional to 9,117.38, 12,581.99 and 4,925.63 is: 6,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.38 : 12,581.99 = 4,925.63 : x
  2. Step 2: Convert to fraction form
    9,117.38/12,581.99 = 4,925.63/x
  3. Step 3: Cross multiply
    9,117.38x = 12,581.99 × 4,925.63
  4. Step 4: Simplify right side
    9,117.38x = 61,974,227.40
  5. Step 5: Solve for x
    x = 61,974,227.40/9,117.38
  6. Step 6: Final answer
    x = 6,797.37

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Double scale
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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.