Home / 10,489.45-14,475.44-5,773.74

Finding the Fourth Proportional to 10,489.45, 14,475.44 and 5,773.74

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Solution

The fourth proportional to 10,489.45, 14,475.44 and 5,773.74 is: 7,967.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489.45 : 14,475.44 = 5,773.74 : x
  2. Step 2: Convert to fraction form
    10,489.45/14,475.44 = 5,773.74/x
  3. Step 3: Cross multiply
    10,489.45x = 14,475.44 × 5,773.74
  4. Step 4: Simplify right side
    10,489.45x = 83,577,426.95
  5. Step 5: Solve for x
    x = 83,577,426.95/10,489.45
  6. Step 6: Final answer
    x = 7,967.76

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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.