Home / 7,527.88-10,387.62-4,169.86

Finding the Fourth Proportional to 7,527.88, 10,387.62 and 4,169.86

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Solution

The fourth proportional to 7,527.88, 10,387.62 and 4,169.86 is: 5,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.88 : 10,387.62 = 4,169.86 : x
  2. Step 2: Convert to fraction form
    7,527.88/10,387.62 = 4,169.86/x
  3. Step 3: Cross multiply
    7,527.88x = 10,387.62 × 4,169.86
  4. Step 4: Simplify right side
    7,527.88x = 43,314,895.16
  5. Step 5: Solve for x
    x = 43,314,895.16/7,527.88
  6. Step 6: Final answer
    x = 5,753.93

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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.