Home / 5,275.20-7,916.69-2,501.86

Finding the Fourth Proportional to 5,275.20, 7,916.69 and 2,501.86

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Solution

The fourth proportional to 5,275.20, 7,916.69 and 2,501.86 is: 3,754.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.20 : 7,916.69 = 2,501.86 : x
  2. Step 2: Convert to fraction form
    5,275.20/7,916.69 = 2,501.86/x
  3. Step 3: Cross multiply
    5,275.20x = 7,916.69 × 2,501.86
  4. Step 4: Simplify right side
    5,275.20x = 19,806,450.04
  5. Step 5: Solve for x
    x = 19,806,450.04/5,275.20
  6. Step 6: Final answer
    x = 3,754.63

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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.