Home / 11,240.28-15,510.42-6,523.65

Finding the Fourth Proportional to 11,240.28, 15,510.42 and 6,523.65

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Solution

The fourth proportional to 11,240.28, 15,510.42 and 6,523.65 is: 9,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.28 : 15,510.42 = 6,523.65 : x
  2. Step 2: Convert to fraction form
    11,240.28/15,510.42 = 6,523.65/x
  3. Step 3: Cross multiply
    11,240.28x = 15,510.42 × 6,523.65
  4. Step 4: Simplify right side
    11,240.28x = 101,184,551.43
  5. Step 5: Solve for x
    x = 101,184,551.43/11,240.28
  6. Step 6: Final answer
    x = 9,001.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.