Home / 5,158.62-7,091.52-4,438.18

Finding the Fourth Proportional to 5,158.62, 7,091.52 and 4,438.18

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Solution

The fourth proportional to 5,158.62, 7,091.52 and 4,438.18 is: 6,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.62 : 7,091.52 = 4,438.18 : x
  2. Step 2: Convert to fraction form
    5,158.62/7,091.52 = 4,438.18/x
  3. Step 3: Cross multiply
    5,158.62x = 7,091.52 × 4,438.18
  4. Step 4: Simplify right side
    5,158.62x = 31,473,442.23
  5. Step 5: Solve for x
    x = 31,473,442.23/5,158.62
  6. Step 6: Final answer
    x = 6,101.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.