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Finding the Fourth Proportional to 9,933.68, 14,898.72 and 7,002.92

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Solution

The fourth proportional to 9,933.68, 14,898.72 and 7,002.92 is: 10,503.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.68 : 14,898.72 = 7,002.92 : x
  2. Step 2: Convert to fraction form
    9,933.68/14,898.72 = 7,002.92/x
  3. Step 3: Cross multiply
    9,933.68x = 14,898.72 × 7,002.92
  4. Step 4: Simplify right side
    9,933.68x = 104,334,544.26
  5. Step 5: Solve for x
    x = 104,334,544.26/9,933.68
  6. Step 6: Final answer
    x = 10,503.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.