Home / 8,755.02-13,132.53-2,911.62

Finding the Fourth Proportional to 8,755.02, 13,132.53 and 2,911.62

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Solution

The fourth proportional to 8,755.02, 13,132.53 and 2,911.62 is: 4,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.02 : 13,132.53 = 2,911.62 : x
  2. Step 2: Convert to fraction form
    8,755.02/13,132.53 = 2,911.62/x
  3. Step 3: Cross multiply
    8,755.02x = 13,132.53 × 2,911.62
  4. Step 4: Simplify right side
    8,755.02x = 38,236,937.00
  5. Step 5: Solve for x
    x = 38,236,937.00/8,755.02
  6. Step 6: Final answer
    x = 4,367.43

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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.