Home / 4,091.74-5,647.68-2,521.14

Finding the Fourth Proportional to 4,091.74, 5,647.68 and 2,521.14

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Solution

The fourth proportional to 4,091.74, 5,647.68 and 2,521.14 is: 3,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.74 : 5,647.68 = 2,521.14 : x
  2. Step 2: Convert to fraction form
    4,091.74/5,647.68 = 2,521.14/x
  3. Step 3: Cross multiply
    4,091.74x = 5,647.68 × 2,521.14
  4. Step 4: Simplify right side
    4,091.74x = 14,238,591.96
  5. Step 5: Solve for x
    x = 14,238,591.96/4,091.74
  6. Step 6: Final answer
    x = 3,479.84

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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.