Home / 2,549.50-3,824.64-2,108.18

Finding the Fourth Proportional to 2,549.50, 3,824.64 and 2,108.18

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Solution

The fourth proportional to 2,549.50, 3,824.64 and 2,108.18 is: 3,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.50 : 3,824.64 = 2,108.18 : x
  2. Step 2: Convert to fraction form
    2,549.50/3,824.64 = 2,108.18/x
  3. Step 3: Cross multiply
    2,549.50x = 3,824.64 × 2,108.18
  4. Step 4: Simplify right side
    2,549.50x = 8,063,039.12
  5. Step 5: Solve for x
    x = 8,063,039.12/2,549.50
  6. Step 6: Final answer
    x = 3,162.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.