Home / 3,924.77-5,411.26-2,875.01

Finding the Fourth Proportional to 3,924.77, 5,411.26 and 2,875.01

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Solution

The fourth proportional to 3,924.77, 5,411.26 and 2,875.01 is: 3,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.77 : 5,411.26 = 2,875.01 : x
  2. Step 2: Convert to fraction form
    3,924.77/5,411.26 = 2,875.01/x
  3. Step 3: Cross multiply
    3,924.77x = 5,411.26 × 2,875.01
  4. Step 4: Simplify right side
    3,924.77x = 15,557,426.61
  5. Step 5: Solve for x
    x = 15,557,426.61/3,924.77
  6. Step 6: Final answer
    x = 3,963.91

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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.