Home / 3,758.60-5,630.70-2,293.40

Finding the Fourth Proportional to 3,758.60, 5,630.70 and 2,293.40

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Solution

The fourth proportional to 3,758.60, 5,630.70 and 2,293.40 is: 3,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.60 : 5,630.70 = 2,293.40 : x
  2. Step 2: Convert to fraction form
    3,758.60/5,630.70 = 2,293.40/x
  3. Step 3: Cross multiply
    3,758.60x = 5,630.70 × 2,293.40
  4. Step 4: Simplify right side
    3,758.60x = 12,913,447.38
  5. Step 5: Solve for x
    x = 12,913,447.38/3,758.60
  6. Step 6: Final answer
    x = 3,435.71

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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.