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Finding the Fourth Proportional to 5,329.32, 7,366.14 and 4,695

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Solution

The fourth proportional to 5,329.32, 7,366.14 and 4,695 is: 6,489.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.32 : 7,366.14 = 4,695 : x
  2. Step 2: Convert to fraction form
    5,329.32/7,366.14 = 4,695/x
  3. Step 3: Cross multiply
    5,329.32x = 7,366.14 × 4,695
  4. Step 4: Simplify right side
    5,329.32x = 34,584,027.30
  5. Step 5: Solve for x
    x = 34,584,027.30/5,329.32
  6. Step 6: Final answer
    x = 6,489.39

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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.