Home / 3,742.65-5,166.93-2,250.95

Finding the Fourth Proportional to 3,742.65, 5,166.93 and 2,250.95

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Solution

The fourth proportional to 3,742.65, 5,166.93 and 2,250.95 is: 3,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.65 : 5,166.93 = 2,250.95 : x
  2. Step 2: Convert to fraction form
    3,742.65/5,166.93 = 2,250.95/x
  3. Step 3: Cross multiply
    3,742.65x = 5,166.93 × 2,250.95
  4. Step 4: Simplify right side
    3,742.65x = 11,630,475.25
  5. Step 5: Solve for x
    x = 11,630,475.25/3,742.65
  6. Step 6: Final answer
    x = 3,107.55

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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.