Home / 4,074.20-5,622.40-2,305.84

Finding the Fourth Proportional to 4,074.20, 5,622.40 and 2,305.84

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Solution

The fourth proportional to 4,074.20, 5,622.40 and 2,305.84 is: 3,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.20 : 5,622.40 = 2,305.84 : x
  2. Step 2: Convert to fraction form
    4,074.20/5,622.40 = 2,305.84/x
  3. Step 3: Cross multiply
    4,074.20x = 5,622.40 × 2,305.84
  4. Step 4: Simplify right side
    4,074.20x = 12,964,354.82
  5. Step 5: Solve for x
    x = 12,964,354.82/4,074.20
  6. Step 6: Final answer
    x = 3,182.06

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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.