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Finding the Fourth Proportional to 11,835.04, 17,753.84 and 7,247.52

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Solution

The fourth proportional to 11,835.04, 17,753.84 and 7,247.52 is: 10,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.04 : 17,753.84 = 7,247.52 : x
  2. Step 2: Convert to fraction form
    11,835.04/17,753.84 = 7,247.52/x
  3. Step 3: Cross multiply
    11,835.04x = 17,753.84 × 7,247.52
  4. Step 4: Simplify right side
    11,835.04x = 128,671,310.48
  5. Step 5: Solve for x
    x = 128,671,310.48/11,835.04
  6. Step 6: Final answer
    x = 10,872.06

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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.