Home / 5,551.20-7,654.50-4,064.04

Finding the Fourth Proportional to 5,551.20, 7,654.50 and 4,064.04

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Solution

The fourth proportional to 5,551.20, 7,654.50 and 4,064.04 is: 5,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.20 : 7,654.50 = 4,064.04 : x
  2. Step 2: Convert to fraction form
    5,551.20/7,654.50 = 4,064.04/x
  3. Step 3: Cross multiply
    5,551.20x = 7,654.50 × 4,064.04
  4. Step 4: Simplify right side
    5,551.20x = 31,108,194.18
  5. Step 5: Solve for x
    x = 31,108,194.18/5,551.20
  6. Step 6: Final answer
    x = 5,603.87

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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.