Home / 3,957.14-5,924.77-2,980.28

Finding the Fourth Proportional to 3,957.14, 5,924.77 and 2,980.28

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Solution

The fourth proportional to 3,957.14, 5,924.77 and 2,980.28 is: 4,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.14 : 5,924.77 = 2,980.28 : x
  2. Step 2: Convert to fraction form
    3,957.14/5,924.77 = 2,980.28/x
  3. Step 3: Cross multiply
    3,957.14x = 5,924.77 × 2,980.28
  4. Step 4: Simplify right side
    3,957.14x = 17,657,473.54
  5. Step 5: Solve for x
    x = 17,657,473.54/3,957.14
  6. Step 6: Final answer
    x = 4,462.18

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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.