Home / 4,074.19-5,622.48-2,281.90

Finding the Fourth Proportional to 4,074.19, 5,622.48 and 2,281.90

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Solution

The fourth proportional to 4,074.19, 5,622.48 and 2,281.90 is: 3,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.19 : 5,622.48 = 2,281.90 : x
  2. Step 2: Convert to fraction form
    4,074.19/5,622.48 = 2,281.90/x
  3. Step 3: Cross multiply
    4,074.19x = 5,622.48 × 2,281.90
  4. Step 4: Simplify right side
    4,074.19x = 12,829,937.11
  5. Step 5: Solve for x
    x = 12,829,937.11/4,074.19
  6. Step 6: Final answer
    x = 3,149.08

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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.