Home / 9,147.56-13,711.91-3,598.65

Finding the Fourth Proportional to 9,147.56, 13,711.91 and 3,598.65

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Solution

The fourth proportional to 9,147.56, 13,711.91 and 3,598.65 is: 5,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147.56 : 13,711.91 = 3,598.65 : x
  2. Step 2: Convert to fraction form
    9,147.56/13,711.91 = 3,598.65/x
  3. Step 3: Cross multiply
    9,147.56x = 13,711.91 × 3,598.65
  4. Step 4: Simplify right side
    9,147.56x = 49,344,346.93
  5. Step 5: Solve for x
    x = 49,344,346.93/9,147.56
  6. Step 6: Final answer
    x = 5,394.27

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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.