Home / 3,854.57-5,319.41-2,282.67

Finding the Fourth Proportional to 3,854.57, 5,319.41 and 2,282.67

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Solution

The fourth proportional to 3,854.57, 5,319.41 and 2,282.67 is: 3,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.57 : 5,319.41 = 2,282.67 : x
  2. Step 2: Convert to fraction form
    3,854.57/5,319.41 = 2,282.67/x
  3. Step 3: Cross multiply
    3,854.57x = 5,319.41 × 2,282.67
  4. Step 4: Simplify right side
    3,854.57x = 12,142,446.21
  5. Step 5: Solve for x
    x = 12,142,446.21/3,854.57
  6. Step 6: Final answer
    x = 3,150.15

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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.