Home / 8,080.56-11,151.28-4,894.08

Finding the Fourth Proportional to 8,080.56, 11,151.28 and 4,894.08

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Solution

The fourth proportional to 8,080.56, 11,151.28 and 4,894.08 is: 6,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.56 : 11,151.28 = 4,894.08 : x
  2. Step 2: Convert to fraction form
    8,080.56/11,151.28 = 4,894.08/x
  3. Step 3: Cross multiply
    8,080.56x = 11,151.28 × 4,894.08
  4. Step 4: Simplify right side
    8,080.56x = 54,575,256.42
  5. Step 5: Solve for x
    x = 54,575,256.42/8,080.56
  6. Step 6: Final answer
    x = 6,753.90

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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.