Home / 2,220.12-3,037.14-2,210.76

Finding the Fourth Proportional to 2,220.12, 3,037.14 and 2,210.76

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Solution

The fourth proportional to 2,220.12, 3,037.14 and 2,210.76 is: 3,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.12 : 3,037.14 = 2,210.76 : x
  2. Step 2: Convert to fraction form
    2,220.12/3,037.14 = 2,210.76/x
  3. Step 3: Cross multiply
    2,220.12x = 3,037.14 × 2,210.76
  4. Step 4: Simplify right side
    2,220.12x = 6,714,387.63
  5. Step 5: Solve for x
    x = 6,714,387.63/2,220.12
  6. Step 6: Final answer
    x = 3,024.34

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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 (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.