Home / 3,348.91-5,019.72-2,860.48

Finding the Fourth Proportional to 3,348.91, 5,019.72 and 2,860.48

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Solution

The fourth proportional to 3,348.91, 5,019.72 and 2,860.48 is: 4,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.91 : 5,019.72 = 2,860.48 : x
  2. Step 2: Convert to fraction form
    3,348.91/5,019.72 = 2,860.48/x
  3. Step 3: Cross multiply
    3,348.91x = 5,019.72 × 2,860.48
  4. Step 4: Simplify right side
    3,348.91x = 14,358,808.67
  5. Step 5: Solve for x
    x = 14,358,808.67/3,348.91
  6. Step 6: Final answer
    x = 4,287.61

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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.