Home / 3,551.13-4,897.04-2,921.01

Finding the Fourth Proportional to 3,551.13, 4,897.04 and 2,921.01

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Solution

The fourth proportional to 3,551.13, 4,897.04 and 2,921.01 is: 4,028.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.13 : 4,897.04 = 2,921.01 : x
  2. Step 2: Convert to fraction form
    3,551.13/4,897.04 = 2,921.01/x
  3. Step 3: Cross multiply
    3,551.13x = 4,897.04 × 2,921.01
  4. Step 4: Simplify right side
    3,551.13x = 14,304,288.21
  5. Step 5: Solve for x
    x = 14,304,288.21/3,551.13
  6. Step 6: Final answer
    x = 4,028.09

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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.