Home / 5,770.18-8,654.40-1,609.75

Finding the Fourth Proportional to 5,770.18, 8,654.40 and 1,609.75

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Solution

The fourth proportional to 5,770.18, 8,654.40 and 1,609.75 is: 2,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,770.18 : 8,654.40 = 1,609.75 : x
  2. Step 2: Convert to fraction form
    5,770.18/8,654.40 = 1,609.75/x
  3. Step 3: Cross multiply
    5,770.18x = 8,654.40 × 1,609.75
  4. Step 4: Simplify right side
    5,770.18x = 13,931,420.40
  5. Step 5: Solve for x
    x = 13,931,420.40/5,770.18
  6. Step 6: Final answer
    x = 2,414.38

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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.