Home / 10,529.94-14,531.28-5,814.20

Finding the Fourth Proportional to 10,529.94, 14,531.28 and 5,814.20

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Solution

The fourth proportional to 10,529.94, 14,531.28 and 5,814.20 is: 8,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.94 : 14,531.28 = 5,814.20 : x
  2. Step 2: Convert to fraction form
    10,529.94/14,531.28 = 5,814.20/x
  3. Step 3: Cross multiply
    10,529.94x = 14,531.28 × 5,814.20
  4. Step 4: Simplify right side
    10,529.94x = 84,487,695.52
  5. Step 5: Solve for x
    x = 84,487,695.52/10,529.94
  6. Step 6: Final answer
    x = 8,023.57

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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.