Home / 2,979.75-4,469.63-2,041.77

Finding the Fourth Proportional to 2,979.75, 4,469.63 and 2,041.77

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Solution

The fourth proportional to 2,979.75, 4,469.63 and 2,041.77 is: 3,062.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979.75 : 4,469.63 = 2,041.77 : x
  2. Step 2: Convert to fraction form
    2,979.75/4,469.63 = 2,041.77/x
  3. Step 3: Cross multiply
    2,979.75x = 4,469.63 × 2,041.77
  4. Step 4: Simplify right side
    2,979.75x = 9,125,946.24
  5. Step 5: Solve for x
    x = 9,125,946.24/2,979.75
  6. Step 6: Final answer
    x = 3,062.66

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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.