Home / 9,928.50-13,701.69-5,452.66

Finding the Fourth Proportional to 9,928.50, 13,701.69 and 5,452.66

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Solution

The fourth proportional to 9,928.50, 13,701.69 and 5,452.66 is: 7,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.50 : 13,701.69 = 5,452.66 : x
  2. Step 2: Convert to fraction form
    9,928.50/13,701.69 = 5,452.66/x
  3. Step 3: Cross multiply
    9,928.50x = 13,701.69 × 5,452.66
  4. Step 4: Simplify right side
    9,928.50x = 74,710,674.12
  5. Step 5: Solve for x
    x = 74,710,674.12/9,928.50
  6. Step 6: Final answer
    x = 7,524.87

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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.