Home / 11,287.70-15,575.43-6,252.23

Finding the Fourth Proportional to 11,287.70, 15,575.43 and 6,252.23

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Solution

The fourth proportional to 11,287.70, 15,575.43 and 6,252.23 is: 8,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.70 : 15,575.43 = 6,252.23 : x
  2. Step 2: Convert to fraction form
    11,287.70/15,575.43 = 6,252.23/x
  3. Step 3: Cross multiply
    11,287.70x = 15,575.43 × 6,252.23
  4. Step 4: Simplify right side
    11,287.70x = 97,381,170.71
  5. Step 5: Solve for x
    x = 97,381,170.71/11,287.70
  6. Step 6: Final answer
    x = 8,627.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.