Home / 2,869.63-3,958.94-1,750.48

Finding the Fourth Proportional to 2,869.63, 3,958.94 and 1,750.48

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Solution

The fourth proportional to 2,869.63, 3,958.94 and 1,750.48 is: 2,414.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.63 : 3,958.94 = 1,750.48 : x
  2. Step 2: Convert to fraction form
    2,869.63/3,958.94 = 1,750.48/x
  3. Step 3: Cross multiply
    2,869.63x = 3,958.94 × 1,750.48
  4. Step 4: Simplify right side
    2,869.63x = 6,930,039.77
  5. Step 5: Solve for x
    x = 6,930,039.77/2,869.63
  6. Step 6: Final answer
    x = 2,414.96

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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.