Home / 11,487.93-17,232.35-5,248.29

Finding the Fourth Proportional to 11,487.93, 17,232.35 and 5,248.29

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Solution

The fourth proportional to 11,487.93, 17,232.35 and 5,248.29 is: 7,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.93 : 17,232.35 = 5,248.29 : x
  2. Step 2: Convert to fraction form
    11,487.93/17,232.35 = 5,248.29/x
  3. Step 3: Cross multiply
    11,487.93x = 17,232.35 × 5,248.29
  4. Step 4: Simplify right side
    11,487.93x = 90,440,408.56
  5. Step 5: Solve for x
    x = 90,440,408.56/11,487.93
  6. Step 6: Final answer
    x = 7,872.65

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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.