Home / 7,379.28-11,068.90-2,449.29

Finding the Fourth Proportional to 7,379.28, 11,068.90 and 2,449.29

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Solution

The fourth proportional to 7,379.28, 11,068.90 and 2,449.29 is: 3,673.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.28 : 11,068.90 = 2,449.29 : x
  2. Step 2: Convert to fraction form
    7,379.28/11,068.90 = 2,449.29/x
  3. Step 3: Cross multiply
    7,379.28x = 11,068.90 × 2,449.29
  4. Step 4: Simplify right side
    7,379.28x = 27,110,946.08
  5. Step 5: Solve for x
    x = 27,110,946.08/7,379.28
  6. Step 6: Final answer
    x = 3,673.93

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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.