Home / 6,280.02-9,414.90-3,156.30

Finding the Fourth Proportional to 6,280.02, 9,414.90 and 3,156.30

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Solution

The fourth proportional to 6,280.02, 9,414.90 and 3,156.30 is: 4,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.02 : 9,414.90 = 3,156.30 : x
  2. Step 2: Convert to fraction form
    6,280.02/9,414.90 = 3,156.30/x
  3. Step 3: Cross multiply
    6,280.02x = 9,414.90 × 3,156.30
  4. Step 4: Simplify right side
    6,280.02x = 29,716,248.87
  5. Step 5: Solve for x
    x = 29,716,248.87/6,280.02
  6. Step 6: Final answer
    x = 4,731.87

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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.