Home / 8,968.36-13,452.38-3,124.52

Finding the Fourth Proportional to 8,968.36, 13,452.38 and 3,124.52

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Solution

The fourth proportional to 8,968.36, 13,452.38 and 3,124.52 is: 4,686.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.36 : 13,452.38 = 3,124.52 : x
  2. Step 2: Convert to fraction form
    8,968.36/13,452.38 = 3,124.52/x
  3. Step 3: Cross multiply
    8,968.36x = 13,452.38 × 3,124.52
  4. Step 4: Simplify right side
    8,968.36x = 42,032,230.36
  5. Step 5: Solve for x
    x = 42,032,230.36/8,968.36
  6. Step 6: Final answer
    x = 4,686.72

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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.