Home / 8,876.32-13,316.56-2,636.38

Finding the Fourth Proportional to 8,876.32, 13,316.56 and 2,636.38

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Solution

The fourth proportional to 8,876.32, 13,316.56 and 2,636.38 is: 3,955.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.32 : 13,316.56 = 2,636.38 : x
  2. Step 2: Convert to fraction form
    8,876.32/13,316.56 = 2,636.38/x
  3. Step 3: Cross multiply
    8,876.32x = 13,316.56 × 2,636.38
  4. Step 4: Simplify right side
    8,876.32x = 35,107,512.45
  5. Step 5: Solve for x
    x = 35,107,512.45/8,876.32
  6. Step 6: Final answer
    x = 3,955.19

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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.