Home / 2,612.85-3,605.67-1,463.03

Finding the Fourth Proportional to 2,612.85, 3,605.67 and 1,463.03

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Solution

The fourth proportional to 2,612.85, 3,605.67 and 1,463.03 is: 2,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612.85 : 3,605.67 = 1,463.03 : x
  2. Step 2: Convert to fraction form
    2,612.85/3,605.67 = 1,463.03/x
  3. Step 3: Cross multiply
    2,612.85x = 3,605.67 × 1,463.03
  4. Step 4: Simplify right side
    2,612.85x = 5,275,203.38
  5. Step 5: Solve for x
    x = 5,275,203.38/2,612.85
  6. Step 6: Final answer
    x = 2,018.95

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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.