Home / 3,037.02-4,186.65-2,197.05

Finding the Fourth Proportional to 3,037.02, 4,186.65 and 2,197.05

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Solution

The fourth proportional to 3,037.02, 4,186.65 and 2,197.05 is: 3,028.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.02 : 4,186.65 = 2,197.05 : x
  2. Step 2: Convert to fraction form
    3,037.02/4,186.65 = 2,197.05/x
  3. Step 3: Cross multiply
    3,037.02x = 4,186.65 × 2,197.05
  4. Step 4: Simplify right side
    3,037.02x = 9,198,279.38
  5. Step 5: Solve for x
    x = 9,198,279.38/3,037.02
  6. Step 6: Final answer
    x = 3,028.72

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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.