Home / 5,503.11-7,592.45-3,143.58

Finding the Fourth Proportional to 5,503.11, 7,592.45 and 3,143.58

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Solution

The fourth proportional to 5,503.11, 7,592.45 and 3,143.58 is: 4,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.11 : 7,592.45 = 3,143.58 : x
  2. Step 2: Convert to fraction form
    5,503.11/7,592.45 = 3,143.58/x
  3. Step 3: Cross multiply
    5,503.11x = 7,592.45 × 3,143.58
  4. Step 4: Simplify right side
    5,503.11x = 23,867,458.25
  5. Step 5: Solve for x
    x = 23,867,458.25/5,503.11
  6. Step 6: Final answer
    x = 4,337.09

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1.5x scale

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.