Home / 3,329.32-4,596.60-2,979.40

Finding the Fourth Proportional to 3,329.32, 4,596.60 and 2,979.40

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Solution

The fourth proportional to 3,329.32, 4,596.60 and 2,979.40 is: 4,113.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.32 : 4,596.60 = 2,979.40 : x
  2. Step 2: Convert to fraction form
    3,329.32/4,596.60 = 2,979.40/x
  3. Step 3: Cross multiply
    3,329.32x = 4,596.60 × 2,979.40
  4. Step 4: Simplify right side
    3,329.32x = 13,695,110.04
  5. Step 5: Solve for x
    x = 13,695,110.04/3,329.32
  6. Step 6: Final answer
    x = 4,113.49

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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.