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Finding the Fourth Proportional to 11,438.68, 17,153.68 and 4,041.16

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Solution

The fourth proportional to 11,438.68, 17,153.68 and 4,041.16 is: 6,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438.68 : 17,153.68 = 4,041.16 : x
  2. Step 2: Convert to fraction form
    11,438.68/17,153.68 = 4,041.16/x
  3. Step 3: Cross multiply
    11,438.68x = 17,153.68 × 4,041.16
  4. Step 4: Simplify right side
    11,438.68x = 69,320,765.47
  5. Step 5: Solve for x
    x = 69,320,765.47/11,438.68
  6. Step 6: Final answer
    x = 6,060.21

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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.