Home / 3,174.96-4,378.14-2,510.76

Finding the Fourth Proportional to 3,174.96, 4,378.14 and 2,510.76

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Solution

The fourth proportional to 3,174.96, 4,378.14 and 2,510.76 is: 3,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.96 : 4,378.14 = 2,510.76 : x
  2. Step 2: Convert to fraction form
    3,174.96/4,378.14 = 2,510.76/x
  3. Step 3: Cross multiply
    3,174.96x = 4,378.14 × 2,510.76
  4. Step 4: Simplify right side
    3,174.96x = 10,992,458.79
  5. Step 5: Solve for x
    x = 10,992,458.79/3,174.96
  6. Step 6: Final answer
    x = 3,462.24

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Half scale
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Double scale
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Similar ratio
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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.