Home / 2,549.09-3,518.71-2,193.71

Finding the Fourth Proportional to 2,549.09, 3,518.71 and 2,193.71

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Solution

The fourth proportional to 2,549.09, 3,518.71 and 2,193.71 is: 3,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.09 : 3,518.71 = 2,193.71 : x
  2. Step 2: Convert to fraction form
    2,549.09/3,518.71 = 2,193.71/x
  3. Step 3: Cross multiply
    2,549.09x = 3,518.71 × 2,193.71
  4. Step 4: Simplify right side
    2,549.09x = 7,719,006.24
  5. Step 5: Solve for x
    x = 7,719,006.24/2,549.09
  6. Step 6: Final answer
    x = 3,028.14

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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.