Home / 4,073.12-5,620.90-2,210.12

Finding the Fourth Proportional to 4,073.12, 5,620.90 and 2,210.12

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Solution

The fourth proportional to 4,073.12, 5,620.90 and 2,210.12 is: 3,049.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.12 : 5,620.90 = 2,210.12 : x
  2. Step 2: Convert to fraction form
    4,073.12/5,620.90 = 2,210.12/x
  3. Step 3: Cross multiply
    4,073.12x = 5,620.90 × 2,210.12
  4. Step 4: Simplify right side
    4,073.12x = 12,422,863.51
  5. Step 5: Solve for x
    x = 12,422,863.51/4,073.12
  6. Step 6: Final answer
    x = 3,049.96

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Half scale
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Double 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.