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Finding the Fourth Proportional to 10,838.87, 14,952.03 and 6,359.62

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Solution

The fourth proportional to 10,838.87, 14,952.03 and 6,359.62 is: 8,772.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.87 : 14,952.03 = 6,359.62 : x
  2. Step 2: Convert to fraction form
    10,838.87/14,952.03 = 6,359.62/x
  3. Step 3: Cross multiply
    10,838.87x = 14,952.03 × 6,359.62
  4. Step 4: Simplify right side
    10,838.87x = 95,089,229.03
  5. Step 5: Solve for x
    x = 95,089,229.03/10,838.87
  6. Step 6: Final answer
    x = 8,772.98

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1.5x scale

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.