Home / 8,976.29-13,452.56-6,888.32

Finding the Fourth Proportional to 8,976.29, 13,452.56 and 6,888.32

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Solution

The fourth proportional to 8,976.29, 13,452.56 and 6,888.32 is: 10,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.29 : 13,452.56 = 6,888.32 : x
  2. Step 2: Convert to fraction form
    8,976.29/13,452.56 = 6,888.32/x
  3. Step 3: Cross multiply
    8,976.29x = 13,452.56 × 6,888.32
  4. Step 4: Simplify right side
    8,976.29x = 92,665,436.39
  5. Step 5: Solve for x
    x = 92,665,436.39/8,976.29
  6. Step 6: Final answer
    x = 10,323.36

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1.5x scale

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.