Home / 9,928.26-13,701.50-5,451.98

Finding the Fourth Proportional to 9,928.26, 13,701.50 and 5,451.98

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Solution

The fourth proportional to 9,928.26, 13,701.50 and 5,451.98 is: 7,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.26 : 13,701.50 = 5,451.98 : x
  2. Step 2: Convert to fraction form
    9,928.26/13,701.50 = 5,451.98/x
  3. Step 3: Cross multiply
    9,928.26x = 13,701.50 × 5,451.98
  4. Step 4: Simplify right side
    9,928.26x = 74,700,303.97
  5. Step 5: Solve for x
    x = 74,700,303.97/9,928.26
  6. Step 6: Final answer
    x = 7,524.01

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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.