Home / 3,454.45-4,767.19-1,882.51

Finding the Fourth Proportional to 3,454.45, 4,767.19 and 1,882.51

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Solution

The fourth proportional to 3,454.45, 4,767.19 and 1,882.51 is: 2,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.45 : 4,767.19 = 1,882.51 : x
  2. Step 2: Convert to fraction form
    3,454.45/4,767.19 = 1,882.51/x
  3. Step 3: Cross multiply
    3,454.45x = 4,767.19 × 1,882.51
  4. Step 4: Simplify right side
    3,454.45x = 8,974,266.22
  5. Step 5: Solve for x
    x = 8,974,266.22/3,454.45
  6. Step 6: Final answer
    x = 2,597.89

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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.