Home / 6,699.20-9,244.28-3,714.78

Finding the Fourth Proportional to 6,699.20, 9,244.28 and 3,714.78

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Solution

The fourth proportional to 6,699.20, 9,244.28 and 3,714.78 is: 5,126.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.20 : 9,244.28 = 3,714.78 : x
  2. Step 2: Convert to fraction form
    6,699.20/9,244.28 = 3,714.78/x
  3. Step 3: Cross multiply
    6,699.20x = 9,244.28 × 3,714.78
  4. Step 4: Simplify right side
    6,699.20x = 34,340,466.46
  5. Step 5: Solve for x
    x = 34,340,466.46/6,699.20
  6. Step 6: Final answer
    x = 5,126.05

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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.