Home / 3,352.74-4,629.89-2,159.79

Finding the Fourth Proportional to 3,352.74, 4,629.89 and 2,159.79

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Solution

The fourth proportional to 3,352.74, 4,629.89 and 2,159.79 is: 2,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.74 : 4,629.89 = 2,159.79 : x
  2. Step 2: Convert to fraction form
    3,352.74/4,629.89 = 2,159.79/x
  3. Step 3: Cross multiply
    3,352.74x = 4,629.89 × 2,159.79
  4. Step 4: Simplify right side
    3,352.74x = 9,999,590.12
  5. Step 5: Solve for x
    x = 9,999,590.12/3,352.74
  6. Step 6: Final answer
    x = 2,982.51

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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.