Home / 9,527.18-13,147.26-5,549.66

Finding the Fourth Proportional to 9,527.18, 13,147.26 and 5,549.66

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Solution

The fourth proportional to 9,527.18, 13,147.26 and 5,549.66 is: 7,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527.18 : 13,147.26 = 5,549.66 : x
  2. Step 2: Convert to fraction form
    9,527.18/13,147.26 = 5,549.66/x
  3. Step 3: Cross multiply
    9,527.18x = 13,147.26 × 5,549.66
  4. Step 4: Simplify right side
    9,527.18x = 72,962,822.93
  5. Step 5: Solve for x
    x = 72,962,822.93/9,527.18
  6. Step 6: Final answer
    x = 7,658.39

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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.