Home / 9,445.46-13,033.55-6,385.97

Finding the Fourth Proportional to 9,445.46, 13,033.55 and 6,385.97

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Solution

The fourth proportional to 9,445.46, 13,033.55 and 6,385.97 is: 8,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.46 : 13,033.55 = 6,385.97 : x
  2. Step 2: Convert to fraction form
    9,445.46/13,033.55 = 6,385.97/x
  3. Step 3: Cross multiply
    9,445.46x = 13,033.55 × 6,385.97
  4. Step 4: Simplify right side
    9,445.46x = 83,231,859.29
  5. Step 5: Solve for x
    x = 83,231,859.29/9,445.46
  6. Step 6: Final answer
    x = 8,811.84

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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.