Home / 2,521.44-3,494.30-2,486.19

Finding the Fourth Proportional to 2,521.44, 3,494.30 and 2,486.19

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Solution

The fourth proportional to 2,521.44, 3,494.30 and 2,486.19 is: 3,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.44 : 3,494.30 = 2,486.19 : x
  2. Step 2: Convert to fraction form
    2,521.44/3,494.30 = 2,486.19/x
  3. Step 3: Cross multiply
    2,521.44x = 3,494.30 × 2,486.19
  4. Step 4: Simplify right side
    2,521.44x = 8,687,499.93
  5. Step 5: Solve for x
    x = 8,687,499.93/2,521.44
  6. Step 6: Final answer
    x = 3,445.45

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