Home / 7,527.24-10,387.38-4,169.91

Finding the Fourth Proportional to 7,527.24, 10,387.38 and 4,169.91

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Solution

The fourth proportional to 7,527.24, 10,387.38 and 4,169.91 is: 5,754.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.24 : 10,387.38 = 4,169.91 : x
  2. Step 2: Convert to fraction form
    7,527.24/10,387.38 = 4,169.91/x
  3. Step 3: Cross multiply
    7,527.24x = 10,387.38 × 4,169.91
  4. Step 4: Simplify right side
    7,527.24x = 43,314,439.74
  5. Step 5: Solve for x
    x = 43,314,439.74/7,527.24
  6. Step 6: Final answer
    x = 5,754.36

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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.