Home / 2,949.47-4,070.66-2,700.34

Finding the Fourth Proportional to 2,949.47, 4,070.66 and 2,700.34

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Solution

The fourth proportional to 2,949.47, 4,070.66 and 2,700.34 is: 3,726.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.47 : 4,070.66 = 2,700.34 : x
  2. Step 2: Convert to fraction form
    2,949.47/4,070.66 = 2,700.34/x
  3. Step 3: Cross multiply
    2,949.47x = 4,070.66 × 2,700.34
  4. Step 4: Simplify right side
    2,949.47x = 10,992,166.02
  5. Step 5: Solve for x
    x = 10,992,166.02/2,949.47
  6. Step 6: Final answer
    x = 3,726.83

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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.