Home / 4,720.97-7,081.70-1,799.51

Finding the Fourth Proportional to 4,720.97, 7,081.70 and 1,799.51

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Solution

The fourth proportional to 4,720.97, 7,081.70 and 1,799.51 is: 2,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.97 : 7,081.70 = 1,799.51 : x
  2. Step 2: Convert to fraction form
    4,720.97/7,081.70 = 1,799.51/x
  3. Step 3: Cross multiply
    4,720.97x = 7,081.70 × 1,799.51
  4. Step 4: Simplify right side
    4,720.97x = 12,743,545.56
  5. Step 5: Solve for x
    x = 12,743,545.56/4,720.97
  6. Step 6: Final answer
    x = 2,699.35

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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.