Home / 6,267.12-9,403.20-3,148.80

Finding the Fourth Proportional to 6,267.12, 9,403.20 and 3,148.80

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Solution

The fourth proportional to 6,267.12, 9,403.20 and 3,148.80 is: 4,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.12 : 9,403.20 = 3,148.80 : x
  2. Step 2: Convert to fraction form
    6,267.12/9,403.20 = 3,148.80/x
  3. Step 3: Cross multiply
    6,267.12x = 9,403.20 × 3,148.80
  4. Step 4: Simplify right side
    6,267.12x = 29,608,796.16
  5. Step 5: Solve for x
    x = 29,608,796.16/6,267.12
  6. Step 6: Final answer
    x = 4,724.47

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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.