Home / 8,341.20-11,496.60-6,348.60

Finding the Fourth Proportional to 8,341.20, 11,496.60 and 6,348.60

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Solution

The fourth proportional to 8,341.20, 11,496.60 and 6,348.60 is: 8,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.20 : 11,496.60 = 6,348.60 : x
  2. Step 2: Convert to fraction form
    8,341.20/11,496.60 = 6,348.60/x
  3. Step 3: Cross multiply
    8,341.20x = 11,496.60 × 6,348.60
  4. Step 4: Simplify right side
    8,341.20x = 72,987,314.76
  5. Step 5: Solve for x
    x = 72,987,314.76/8,341.20
  6. Step 6: Final answer
    x = 8,750.22

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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.