Home / 7,340.72-11,010.69-2,409.71

Finding the Fourth Proportional to 7,340.72, 11,010.69 and 2,409.71

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Solution

The fourth proportional to 7,340.72, 11,010.69 and 2,409.71 is: 3,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.72 : 11,010.69 = 2,409.71 : x
  2. Step 2: Convert to fraction form
    7,340.72/11,010.69 = 2,409.71/x
  3. Step 3: Cross multiply
    7,340.72x = 11,010.69 × 2,409.71
  4. Step 4: Simplify right side
    7,340.72x = 26,532,514.75
  5. Step 5: Solve for x
    x = 26,532,514.75/7,340.72
  6. Step 6: Final answer
    x = 3,614.43

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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.