Home / 2,612.18-3,604.37-1,549.53

Finding the Fourth Proportional to 2,612.18, 3,604.37 and 1,549.53

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Solution

The fourth proportional to 2,612.18, 3,604.37 and 1,549.53 is: 2,138.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612.18 : 3,604.37 = 1,549.53 : x
  2. Step 2: Convert to fraction form
    2,612.18/3,604.37 = 1,549.53/x
  3. Step 3: Cross multiply
    2,612.18x = 3,604.37 × 1,549.53
  4. Step 4: Simplify right side
    2,612.18x = 5,585,071.70
  5. Step 5: Solve for x
    x = 5,585,071.70/2,612.18
  6. Step 6: Final answer
    x = 2,138.09

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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.