Home / 7,459.28-11,191.14-3,077

Finding the Fourth Proportional to 7,459.28, 11,191.14 and 3,077

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Solution

The fourth proportional to 7,459.28, 11,191.14 and 3,077 is: 4,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.28 : 11,191.14 = 3,077 : x
  2. Step 2: Convert to fraction form
    7,459.28/11,191.14 = 3,077/x
  3. Step 3: Cross multiply
    7,459.28x = 11,191.14 × 3,077
  4. Step 4: Simplify right side
    7,459.28x = 34,435,137.78
  5. Step 5: Solve for x
    x = 34,435,137.78/7,459.28
  6. Step 6: Final answer
    x = 4,616.42

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1.5x scale

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.