Home / 3,785.28-5,677.92-1,595.55

Finding the Fourth Proportional to 3,785.28, 5,677.92 and 1,595.55

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Solution

The fourth proportional to 3,785.28, 5,677.92 and 1,595.55 is: 2,393.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.28 : 5,677.92 = 1,595.55 : x
  2. Step 2: Convert to fraction form
    3,785.28/5,677.92 = 1,595.55/x
  3. Step 3: Cross multiply
    3,785.28x = 5,677.92 × 1,595.55
  4. Step 4: Simplify right side
    3,785.28x = 9,059,405.26
  5. Step 5: Solve for x
    x = 9,059,405.26/3,785.28
  6. Step 6: Final answer
    x = 2,393.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.