Home / 8,760.08-12,088.80-4,781.16

Finding the Fourth Proportional to 8,760.08, 12,088.80 and 4,781.16

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Solution

The fourth proportional to 8,760.08, 12,088.80 and 4,781.16 is: 6,597.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760.08 : 12,088.80 = 4,781.16 : x
  2. Step 2: Convert to fraction form
    8,760.08/12,088.80 = 4,781.16/x
  3. Step 3: Cross multiply
    8,760.08x = 12,088.80 × 4,781.16
  4. Step 4: Simplify right side
    8,760.08x = 57,798,487.01
  5. Step 5: Solve for x
    x = 57,798,487.01/8,760.08
  6. Step 6: Final answer
    x = 6,597.94

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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.