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Finding the Fourth Proportional to 5,699.30, 8,549.81 and 2,000.88

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Solution

The fourth proportional to 5,699.30, 8,549.81 and 2,000.88 is: 3,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.30 : 8,549.81 = 2,000.88 : x
  2. Step 2: Convert to fraction form
    5,699.30/8,549.81 = 2,000.88/x
  3. Step 3: Cross multiply
    5,699.30x = 8,549.81 × 2,000.88
  4. Step 4: Simplify right side
    5,699.30x = 17,107,133.83
  5. Step 5: Solve for x
    x = 17,107,133.83/5,699.30
  6. Step 6: Final answer
    x = 3,001.62

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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.