Home / 6,280.16-9,423.12-3,204.32

Finding the Fourth Proportional to 6,280.16, 9,423.12 and 3,204.32

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Solution

The fourth proportional to 6,280.16, 9,423.12 and 3,204.32 is: 4,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.16 : 9,423.12 = 3,204.32 : x
  2. Step 2: Convert to fraction form
    6,280.16/9,423.12 = 3,204.32/x
  3. Step 3: Cross multiply
    6,280.16x = 9,423.12 × 3,204.32
  4. Step 4: Simplify right side
    6,280.16x = 30,194,691.88
  5. Step 5: Solve for x
    x = 30,194,691.88/6,280.16
  6. Step 6: Final answer
    x = 4,807.95

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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.