Home / 5,275.17-7,916.64-2,501.85

Finding the Fourth Proportional to 5,275.17, 7,916.64 and 2,501.85

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Solution

The fourth proportional to 5,275.17, 7,916.64 and 2,501.85 is: 3,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.17 : 7,916.64 = 2,501.85 : x
  2. Step 2: Convert to fraction form
    5,275.17/7,916.64 = 2,501.85/x
  3. Step 3: Cross multiply
    5,275.17x = 7,916.64 × 2,501.85
  4. Step 4: Simplify right side
    5,275.17x = 19,806,206.71
  5. Step 5: Solve for x
    x = 19,806,206.71/5,275.17
  6. Step 6: Final answer
    x = 3,754.61

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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.