Home / 8,881.19-12,256.85-6,196.30

Finding the Fourth Proportional to 8,881.19, 12,256.85 and 6,196.30

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Solution

The fourth proportional to 8,881.19, 12,256.85 and 6,196.30 is: 8,551.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.19 : 12,256.85 = 6,196.30 : x
  2. Step 2: Convert to fraction form
    8,881.19/12,256.85 = 6,196.30/x
  3. Step 3: Cross multiply
    8,881.19x = 12,256.85 × 6,196.30
  4. Step 4: Simplify right side
    8,881.19x = 75,947,104.50
  5. Step 5: Solve for x
    x = 75,947,104.50/8,881.19
  6. Step 6: Final answer
    x = 8,551.46

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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.