Home / 3,037.77-4,193.10-2,156.09

Finding the Fourth Proportional to 3,037.77, 4,193.10 and 2,156.09

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Solution

The fourth proportional to 3,037.77, 4,193.10 and 2,156.09 is: 2,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.77 : 4,193.10 = 2,156.09 : x
  2. Step 2: Convert to fraction form
    3,037.77/4,193.10 = 2,156.09/x
  3. Step 3: Cross multiply
    3,037.77x = 4,193.10 × 2,156.09
  4. Step 4: Simplify right side
    3,037.77x = 9,040,680.01
  5. Step 5: Solve for x
    x = 9,040,680.01/3,037.77
  6. Step 6: Final answer
    x = 2,976.09

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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.