Home / 8,334.20-11,502.60-5,350.70

Finding the Fourth Proportional to 8,334.20, 11,502.60 and 5,350.70

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Solution

The fourth proportional to 8,334.20, 11,502.60 and 5,350.70 is: 7,384.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.20 : 11,502.60 = 5,350.70 : x
  2. Step 2: Convert to fraction form
    8,334.20/11,502.60 = 5,350.70/x
  3. Step 3: Cross multiply
    8,334.20x = 11,502.60 × 5,350.70
  4. Step 4: Simplify right side
    8,334.20x = 61,546,961.82
  5. Step 5: Solve for x
    x = 61,546,961.82/8,334.20
  6. Step 6: Final answer
    x = 7,384.87

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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.