Home / 3,574.05-4,931.04-2,001.84

Finding the Fourth Proportional to 3,574.05, 4,931.04 and 2,001.84

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Solution

The fourth proportional to 3,574.05, 4,931.04 and 2,001.84 is: 2,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.05 : 4,931.04 = 2,001.84 : x
  2. Step 2: Convert to fraction form
    3,574.05/4,931.04 = 2,001.84/x
  3. Step 3: Cross multiply
    3,574.05x = 4,931.04 × 2,001.84
  4. Step 4: Simplify right side
    3,574.05x = 9,871,153.11
  5. Step 5: Solve for x
    x = 9,871,153.11/3,574.05
  6. Step 6: Final answer
    x = 2,761.90

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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.