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Finding the Fourth Proportional to 9,747, 13,452.18 and 5,498.93

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Solution

The fourth proportional to 9,747, 13,452.18 and 5,498.93 is: 7,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747 : 13,452.18 = 5,498.93 : x
  2. Step 2: Convert to fraction form
    9,747/13,452.18 = 5,498.93/x
  3. Step 3: Cross multiply
    9,747x = 13,452.18 × 5,498.93
  4. Step 4: Simplify right side
    9,747x = 73,972,609.18
  5. Step 5: Solve for x
    x = 73,972,609.18/9,747
  6. Step 6: Final answer
    x = 7,589.27

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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.