Home / 9,103.29-12,555.35-5,958.87

Finding the Fourth Proportional to 9,103.29, 12,555.35 and 5,958.87

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Solution

The fourth proportional to 9,103.29, 12,555.35 and 5,958.87 is: 8,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.29 : 12,555.35 = 5,958.87 : x
  2. Step 2: Convert to fraction form
    9,103.29/12,555.35 = 5,958.87/x
  3. Step 3: Cross multiply
    9,103.29x = 12,555.35 × 5,958.87
  4. Step 4: Simplify right side
    9,103.29x = 74,815,692.70
  5. Step 5: Solve for x
    x = 74,815,692.70/9,103.29
  6. Step 6: Final answer
    x = 8,218.53

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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.