Home / 3,034.12-4,185.86-1,854.76

Finding the Fourth Proportional to 3,034.12, 4,185.86 and 1,854.76

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Solution

The fourth proportional to 3,034.12, 4,185.86 and 1,854.76 is: 2,558.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.12 : 4,185.86 = 1,854.76 : x
  2. Step 2: Convert to fraction form
    3,034.12/4,185.86 = 1,854.76/x
  3. Step 3: Cross multiply
    3,034.12x = 4,185.86 × 1,854.76
  4. Step 4: Simplify right side
    3,034.12x = 7,763,765.69
  5. Step 5: Solve for x
    x = 7,763,765.69/3,034.12
  6. Step 6: Final answer
    x = 2,558.82

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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.