Home / 2,549.16-3,819.29-1,814.90

Finding the Fourth Proportional to 2,549.16, 3,819.29 and 1,814.90

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Solution

The fourth proportional to 2,549.16, 3,819.29 and 1,814.90 is: 2,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.16 : 3,819.29 = 1,814.90 : x
  2. Step 2: Convert to fraction form
    2,549.16/3,819.29 = 1,814.90/x
  3. Step 3: Cross multiply
    2,549.16x = 3,819.29 × 1,814.90
  4. Step 4: Simplify right side
    2,549.16x = 6,931,601.25
  5. Step 5: Solve for x
    x = 6,931,601.25/2,549.16
  6. Step 6: Final answer
    x = 2,719.17

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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.