Home / 8,881.92-13,331.52-4,268.16

Finding the Fourth Proportional to 8,881.92, 13,331.52 and 4,268.16

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Solution

The fourth proportional to 8,881.92, 13,331.52 and 4,268.16 is: 6,406.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.92 : 13,331.52 = 4,268.16 : x
  2. Step 2: Convert to fraction form
    8,881.92/13,331.52 = 4,268.16/x
  3. Step 3: Cross multiply
    8,881.92x = 13,331.52 × 4,268.16
  4. Step 4: Simplify right side
    8,881.92x = 56,901,060.40
  5. Step 5: Solve for x
    x = 56,901,060.40/8,881.92
  6. Step 6: Final answer
    x = 6,406.39

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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.