Home / 9,928.86-13,701.19-5,452.59

Finding the Fourth Proportional to 9,928.86, 13,701.19 and 5,452.59

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Solution

The fourth proportional to 9,928.86, 13,701.19 and 5,452.59 is: 7,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.86 : 13,701.19 = 5,452.59 : x
  2. Step 2: Convert to fraction form
    9,928.86/13,701.19 = 5,452.59/x
  3. Step 3: Cross multiply
    9,928.86x = 13,701.19 × 5,452.59
  4. Step 4: Simplify right side
    9,928.86x = 74,706,971.58
  5. Step 5: Solve for x
    x = 74,706,971.58/9,928.86
  6. Step 6: Final answer
    x = 7,524.22

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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.