Home / 12,552.32-17,322.38-6,886.97

Finding the Fourth Proportional to 12,552.32, 17,322.38 and 6,886.97

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Solution

The fourth proportional to 12,552.32, 17,322.38 and 6,886.97 is: 9,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.32 : 17,322.38 = 6,886.97 : x
  2. Step 2: Convert to fraction form
    12,552.32/17,322.38 = 6,886.97/x
  3. Step 3: Cross multiply
    12,552.32x = 17,322.38 × 6,886.97
  4. Step 4: Simplify right side
    12,552.32x = 119,298,590.34
  5. Step 5: Solve for x
    x = 119,298,590.34/12,552.32
  6. Step 6: Final answer
    x = 9,504.11

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1.5x scale

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.