Home / 8,160.72-11,263.60-4,625.88

Finding the Fourth Proportional to 8,160.72, 11,263.60 and 4,625.88

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Solution

The fourth proportional to 8,160.72, 11,263.60 and 4,625.88 is: 6,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.72 : 11,263.60 = 4,625.88 : x
  2. Step 2: Convert to fraction form
    8,160.72/11,263.60 = 4,625.88/x
  3. Step 3: Cross multiply
    8,160.72x = 11,263.60 × 4,625.88
  4. Step 4: Simplify right side
    8,160.72x = 52,104,061.97
  5. Step 5: Solve for x
    x = 52,104,061.97/8,160.72
  6. Step 6: Final answer
    x = 6,384.74

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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.