Home / 3,447.96-4,758.12-1,876.05

Finding the Fourth Proportional to 3,447.96, 4,758.12 and 1,876.05

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Solution

The fourth proportional to 3,447.96, 4,758.12 and 1,876.05 is: 2,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.96 : 4,758.12 = 1,876.05 : x
  2. Step 2: Convert to fraction form
    3,447.96/4,758.12 = 1,876.05/x
  3. Step 3: Cross multiply
    3,447.96x = 4,758.12 × 1,876.05
  4. Step 4: Simplify right side
    3,447.96x = 8,926,471.03
  5. Step 5: Solve for x
    x = 8,926,471.03/3,447.96
  6. Step 6: Final answer
    x = 2,588.91

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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.