Home / 7,377.29-11,071.45-4,253.13

Finding the Fourth Proportional to 7,377.29, 11,071.45 and 4,253.13

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Solution

The fourth proportional to 7,377.29, 11,071.45 and 4,253.13 is: 6,382.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.29 : 11,071.45 = 4,253.13 : x
  2. Step 2: Convert to fraction form
    7,377.29/11,071.45 = 4,253.13/x
  3. Step 3: Cross multiply
    7,377.29x = 11,071.45 × 4,253.13
  4. Step 4: Simplify right side
    7,377.29x = 47,088,263.99
  5. Step 5: Solve for x
    x = 47,088,263.99/7,377.29
  6. Step 6: Final answer
    x = 6,382.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.