Home / 5,333.26-7,999.80-1,635.46

Finding the Fourth Proportional to 5,333.26, 7,999.80 and 1,635.46

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Solution

The fourth proportional to 5,333.26, 7,999.80 and 1,635.46 is: 2,453.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.26 : 7,999.80 = 1,635.46 : x
  2. Step 2: Convert to fraction form
    5,333.26/7,999.80 = 1,635.46/x
  3. Step 3: Cross multiply
    5,333.26x = 7,999.80 × 1,635.46
  4. Step 4: Simplify right side
    5,333.26x = 13,083,352.91
  5. Step 5: Solve for x
    x = 13,083,352.91/5,333.26
  6. Step 6: Final answer
    x = 2,453.16

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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.