Home / 5,333.39-7,999.85-1,635.42

Finding the Fourth Proportional to 5,333.39, 7,999.85 and 1,635.42

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Solution

The fourth proportional to 5,333.39, 7,999.85 and 1,635.42 is: 2,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.39 : 7,999.85 = 1,635.42 : x
  2. Step 2: Convert to fraction form
    5,333.39/7,999.85 = 1,635.42/x
  3. Step 3: Cross multiply
    5,333.39x = 7,999.85 × 1,635.42
  4. Step 4: Simplify right side
    5,333.39x = 13,083,118.78
  5. Step 5: Solve for x
    x = 13,083,118.78/5,333.39
  6. Step 6: Final answer
    x = 2,453.06

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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.