Home / 5,331.11-7,996.85-1,435.61

Finding the Fourth Proportional to 5,331.11, 7,996.85 and 1,435.61

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Solution

The fourth proportional to 5,331.11, 7,996.85 and 1,435.61 is: 2,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.11 : 7,996.85 = 1,435.61 : x
  2. Step 2: Convert to fraction form
    5,331.11/7,996.85 = 1,435.61/x
  3. Step 3: Cross multiply
    5,331.11x = 7,996.85 × 1,435.61
  4. Step 4: Simplify right side
    5,331.11x = 11,480,310.67
  5. Step 5: Solve for x
    x = 11,480,310.67/5,331.11
  6. Step 6: Final answer
    x = 2,153.46

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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.