Home / 8,942.40-13,415.52-2,701.92

Finding the Fourth Proportional to 8,942.40, 13,415.52 and 2,701.92

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Solution

The fourth proportional to 8,942.40, 13,415.52 and 2,701.92 is: 4,053.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.40 : 13,415.52 = 2,701.92 : x
  2. Step 2: Convert to fraction form
    8,942.40/13,415.52 = 2,701.92/x
  3. Step 3: Cross multiply
    8,942.40x = 13,415.52 × 2,701.92
  4. Step 4: Simplify right side
    8,942.40x = 36,247,661.80
  5. Step 5: Solve for x
    x = 36,247,661.80/8,942.40
  6. Step 6: Final answer
    x = 4,053.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.