Home / 6,276.40-9,414.60-2,576.20

Finding the Fourth Proportional to 6,276.40, 9,414.60 and 2,576.20

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Solution

The fourth proportional to 6,276.40, 9,414.60 and 2,576.20 is: 3,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.40 : 9,414.60 = 2,576.20 : x
  2. Step 2: Convert to fraction form
    6,276.40/9,414.60 = 2,576.20/x
  3. Step 3: Cross multiply
    6,276.40x = 9,414.60 × 2,576.20
  4. Step 4: Simplify right side
    6,276.40x = 24,253,892.52
  5. Step 5: Solve for x
    x = 24,253,892.52/6,276.40
  6. Step 6: Final answer
    x = 3,864.30

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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.