Home / 8,760.11-12,088.58-4,982.74

Finding the Fourth Proportional to 8,760.11, 12,088.58 and 4,982.74

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Solution

The fourth proportional to 8,760.11, 12,088.58 and 4,982.74 is: 6,875.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760.11 : 12,088.58 = 4,982.74 : x
  2. Step 2: Convert to fraction form
    8,760.11/12,088.58 = 4,982.74/x
  3. Step 3: Cross multiply
    8,760.11x = 12,088.58 × 4,982.74
  4. Step 4: Simplify right side
    8,760.11x = 60,234,263.97
  5. Step 5: Solve for x
    x = 60,234,263.97/8,760.11
  6. Step 6: Final answer
    x = 6,875.97

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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.