Home / 8,755.12-13,132.56-5,246.08

Finding the Fourth Proportional to 8,755.12, 13,132.56 and 5,246.08

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Solution

The fourth proportional to 8,755.12, 13,132.56 and 5,246.08 is: 7,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.12 : 13,132.56 = 5,246.08 : x
  2. Step 2: Convert to fraction form
    8,755.12/13,132.56 = 5,246.08/x
  3. Step 3: Cross multiply
    8,755.12x = 13,132.56 × 5,246.08
  4. Step 4: Simplify right side
    8,755.12x = 68,894,460.36
  5. Step 5: Solve for x
    x = 68,894,460.36/8,755.12
  6. Step 6: Final answer
    x = 7,869.05

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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.