Home / 6,847.64-9,449.52-4,331.12

Finding the Fourth Proportional to 6,847.64, 9,449.52 and 4,331.12

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Solution

The fourth proportional to 6,847.64, 9,449.52 and 4,331.12 is: 5,976.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.64 : 9,449.52 = 4,331.12 : x
  2. Step 2: Convert to fraction form
    6,847.64/9,449.52 = 4,331.12/x
  3. Step 3: Cross multiply
    6,847.64x = 9,449.52 × 4,331.12
  4. Step 4: Simplify right side
    6,847.64x = 40,927,005.06
  5. Step 5: Solve for x
    x = 40,927,005.06/6,847.64
  6. Step 6: Final answer
    x = 5,976.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.