Home / 4,074.29-5,622.63-2,211.29

Finding the Fourth Proportional to 4,074.29, 5,622.63 and 2,211.29

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Solution

The fourth proportional to 4,074.29, 5,622.63 and 2,211.29 is: 3,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.29 : 5,622.63 = 2,211.29 : x
  2. Step 2: Convert to fraction form
    4,074.29/5,622.63 = 2,211.29/x
  3. Step 3: Cross multiply
    4,074.29x = 5,622.63 × 2,211.29
  4. Step 4: Simplify right side
    4,074.29x = 12,433,265.49
  5. Step 5: Solve for x
    x = 12,433,265.49/4,074.29
  6. Step 6: Final answer
    x = 3,051.64

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Half scale
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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.