Home / 6,476.20-9,714.30-6,111.70

Finding the Fourth Proportional to 6,476.20, 9,714.30 and 6,111.70

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Solution

The fourth proportional to 6,476.20, 9,714.30 and 6,111.70 is: 9,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.20 : 9,714.30 = 6,111.70 : x
  2. Step 2: Convert to fraction form
    6,476.20/9,714.30 = 6,111.70/x
  3. Step 3: Cross multiply
    6,476.20x = 9,714.30 × 6,111.70
  4. Step 4: Simplify right side
    6,476.20x = 59,370,887.31
  5. Step 5: Solve for x
    x = 59,370,887.31/6,476.20
  6. Step 6: Final answer
    x = 9,167.55

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Similar ratio
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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.