Home / 11,337.44-17,008.88-5,487.21

Finding the Fourth Proportional to 11,337.44, 17,008.88 and 5,487.21

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Solution

The fourth proportional to 11,337.44, 17,008.88 and 5,487.21 is: 8,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.44 : 17,008.88 = 5,487.21 : x
  2. Step 2: Convert to fraction form
    11,337.44/17,008.88 = 5,487.21/x
  3. Step 3: Cross multiply
    11,337.44x = 17,008.88 × 5,487.21
  4. Step 4: Simplify right side
    11,337.44x = 93,331,268.99
  5. Step 5: Solve for x
    x = 93,331,268.99/11,337.44
  6. Step 6: Final answer
    x = 8,232.13

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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.