Home / 3,224.04-4,445.02-2,087.69

Finding the Fourth Proportional to 3,224.04, 4,445.02 and 2,087.69

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Solution

The fourth proportional to 3,224.04, 4,445.02 and 2,087.69 is: 2,878.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.04 : 4,445.02 = 2,087.69 : x
  2. Step 2: Convert to fraction form
    3,224.04/4,445.02 = 2,087.69/x
  3. Step 3: Cross multiply
    3,224.04x = 4,445.02 × 2,087.69
  4. Step 4: Simplify right side
    3,224.04x = 9,279,829.95
  5. Step 5: Solve for x
    x = 9,279,829.95/3,224.04
  6. Step 6: Final answer
    x = 2,878.32

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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.