Home / 11,334.40-15,641.16-6,298.49

Finding the Fourth Proportional to 11,334.40, 15,641.16 and 6,298.49

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Solution

The fourth proportional to 11,334.40, 15,641.16 and 6,298.49 is: 8,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334.40 : 15,641.16 = 6,298.49 : x
  2. Step 2: Convert to fraction form
    11,334.40/15,641.16 = 6,298.49/x
  3. Step 3: Cross multiply
    11,334.40x = 15,641.16 × 6,298.49
  4. Step 4: Simplify right side
    11,334.40x = 98,515,689.85
  5. Step 5: Solve for x
    x = 98,515,689.85/11,334.40
  6. Step 6: Final answer
    x = 8,691.74

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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.