Home / 11,340.46-17,011.68-3,549.07

Finding the Fourth Proportional to 11,340.46, 17,011.68 and 3,549.07

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Solution

The fourth proportional to 11,340.46, 17,011.68 and 3,549.07 is: 5,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.46 : 17,011.68 = 3,549.07 : x
  2. Step 2: Convert to fraction form
    11,340.46/17,011.68 = 3,549.07/x
  3. Step 3: Cross multiply
    11,340.46x = 17,011.68 × 3,549.07
  4. Step 4: Simplify right side
    11,340.46x = 60,375,643.14
  5. Step 5: Solve for x
    x = 60,375,643.14/11,340.46
  6. Step 6: Final answer
    x = 5,323.91

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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.