Home / 5,265.72-7,901.24-2,925.80

Finding the Fourth Proportional to 5,265.72, 7,901.24 and 2,925.80

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Solution

The fourth proportional to 5,265.72, 7,901.24 and 2,925.80 is: 4,390.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.72 : 7,901.24 = 2,925.80 : x
  2. Step 2: Convert to fraction form
    5,265.72/7,901.24 = 2,925.80/x
  3. Step 3: Cross multiply
    5,265.72x = 7,901.24 × 2,925.80
  4. Step 4: Simplify right side
    5,265.72x = 23,117,447.99
  5. Step 5: Solve for x
    x = 23,117,447.99/5,265.72
  6. Step 6: Final answer
    x = 4,390.18

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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.