Home / 7,386.28-11,081.30-2,455.96

Finding the Fourth Proportional to 7,386.28, 11,081.30 and 2,455.96

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Solution

The fourth proportional to 7,386.28, 11,081.30 and 2,455.96 is: 3,684.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.28 : 11,081.30 = 2,455.96 : x
  2. Step 2: Convert to fraction form
    7,386.28/11,081.30 = 2,455.96/x
  3. Step 3: Cross multiply
    7,386.28x = 11,081.30 × 2,455.96
  4. Step 4: Simplify right side
    7,386.28x = 27,215,229.55
  5. Step 5: Solve for x
    x = 27,215,229.55/7,386.28
  6. Step 6: Final answer
    x = 3,684.57

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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.