Home / 10,234.71-14,122.76-5,760

Finding the Fourth Proportional to 10,234.71, 14,122.76 and 5,760

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Solution

The fourth proportional to 10,234.71, 14,122.76 and 5,760 is: 7,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.71 : 14,122.76 = 5,760 : x
  2. Step 2: Convert to fraction form
    10,234.71/14,122.76 = 5,760/x
  3. Step 3: Cross multiply
    10,234.71x = 14,122.76 × 5,760
  4. Step 4: Simplify right side
    10,234.71x = 81,347,068.80
  5. Step 5: Solve for x
    x = 81,347,068.80/10,234.71
  6. Step 6: Final answer
    x = 7,948.16

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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.