Home / 8,891.29-13,338.56-3,046.60

Finding the Fourth Proportional to 8,891.29, 13,338.56 and 3,046.60

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Solution

The fourth proportional to 8,891.29, 13,338.56 and 3,046.60 is: 4,570.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.29 : 13,338.56 = 3,046.60 : x
  2. Step 2: Convert to fraction form
    8,891.29/13,338.56 = 3,046.60/x
  3. Step 3: Cross multiply
    8,891.29x = 13,338.56 × 3,046.60
  4. Step 4: Simplify right side
    8,891.29x = 40,637,256.90
  5. Step 5: Solve for x
    x = 40,637,256.90/8,891.29
  6. Step 6: Final answer
    x = 4,570.46

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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.