Home / 3,144.02-4,333.77-2,512.55

Finding the Fourth Proportional to 3,144.02, 4,333.77 and 2,512.55

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Solution

The fourth proportional to 3,144.02, 4,333.77 and 2,512.55 is: 3,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.02 : 4,333.77 = 2,512.55 : x
  2. Step 2: Convert to fraction form
    3,144.02/4,333.77 = 2,512.55/x
  3. Step 3: Cross multiply
    3,144.02x = 4,333.77 × 2,512.55
  4. Step 4: Simplify right side
    3,144.02x = 10,888,813.81
  5. Step 5: Solve for x
    x = 10,888,813.81/3,144.02
  6. Step 6: Final answer
    x = 3,463.34

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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.