Home / 6,280.64-9,425.40-2,586.20

Finding the Fourth Proportional to 6,280.64, 9,425.40 and 2,586.20

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Solution

The fourth proportional to 6,280.64, 9,425.40 and 2,586.20 is: 3,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.64 : 9,425.40 = 2,586.20 : x
  2. Step 2: Convert to fraction form
    6,280.64/9,425.40 = 2,586.20/x
  3. Step 3: Cross multiply
    6,280.64x = 9,425.40 × 2,586.20
  4. Step 4: Simplify right side
    6,280.64x = 24,375,969.48
  5. Step 5: Solve for x
    x = 24,375,969.48/6,280.64
  6. Step 6: Final answer
    x = 3,881.13

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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.