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Finding the Fourth Proportional to 5,654.13, 8,482.13 and 1,757.76

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Solution

The fourth proportional to 5,654.13, 8,482.13 and 1,757.76 is: 2,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.13 : 8,482.13 = 1,757.76 : x
  2. Step 2: Convert to fraction form
    5,654.13/8,482.13 = 1,757.76/x
  3. Step 3: Cross multiply
    5,654.13x = 8,482.13 × 1,757.76
  4. Step 4: Simplify right side
    5,654.13x = 14,909,548.83
  5. Step 5: Solve for x
    x = 14,909,548.83/5,654.13
  6. Step 6: Final answer
    x = 2,636.93

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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.