Home / 3,402.66-5,093.40-2,620.65

Finding the Fourth Proportional to 3,402.66, 5,093.40 and 2,620.65

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Solution

The fourth proportional to 3,402.66, 5,093.40 and 2,620.65 is: 3,922.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.66 : 5,093.40 = 2,620.65 : x
  2. Step 2: Convert to fraction form
    3,402.66/5,093.40 = 2,620.65/x
  3. Step 3: Cross multiply
    3,402.66x = 5,093.40 × 2,620.65
  4. Step 4: Simplify right side
    3,402.66x = 13,348,018.71
  5. Step 5: Solve for x
    x = 13,348,018.71/3,402.66
  6. Step 6: Final answer
    x = 3,922.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.