Home / 2,281.14-3,145.77-2,034.90

Finding the Fourth Proportional to 2,281.14, 3,145.77 and 2,034.90

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Solution

The fourth proportional to 2,281.14, 3,145.77 and 2,034.90 is: 2,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.14 : 3,145.77 = 2,034.90 : x
  2. Step 2: Convert to fraction form
    2,281.14/3,145.77 = 2,034.90/x
  3. Step 3: Cross multiply
    2,281.14x = 3,145.77 × 2,034.90
  4. Step 4: Simplify right side
    2,281.14x = 6,401,327.37
  5. Step 5: Solve for x
    x = 6,401,327.37/2,281.14
  6. Step 6: Final answer
    x = 2,806.20

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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.