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Finding the Fourth Proportional to 5,760.84, 8,640.18 and 2,062.92

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Solution

The fourth proportional to 5,760.84, 8,640.18 and 2,062.92 is: 3,093.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.84 : 8,640.18 = 2,062.92 : x
  2. Step 2: Convert to fraction form
    5,760.84/8,640.18 = 2,062.92/x
  3. Step 3: Cross multiply
    5,760.84x = 8,640.18 × 2,062.92
  4. Step 4: Simplify right side
    5,760.84x = 17,824,000.13
  5. Step 5: Solve for x
    x = 17,824,000.13/5,760.84
  6. Step 6: Final answer
    x = 3,093.99

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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.