Home / 4,084.02-5,638.66-3,641.15

Finding the Fourth Proportional to 4,084.02, 5,638.66 and 3,641.15

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Solution

The fourth proportional to 4,084.02, 5,638.66 and 3,641.15 is: 5,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.02 : 5,638.66 = 3,641.15 : x
  2. Step 2: Convert to fraction form
    4,084.02/5,638.66 = 3,641.15/x
  3. Step 3: Cross multiply
    4,084.02x = 5,638.66 × 3,641.15
  4. Step 4: Simplify right side
    4,084.02x = 20,531,211.85
  5. Step 5: Solve for x
    x = 20,531,211.85/4,084.02
  6. Step 6: Final answer
    x = 5,027.21

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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.