Home / 3,666.60-5,054.01-2,868.57

Finding the Fourth Proportional to 3,666.60, 5,054.01 and 2,868.57

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Solution

The fourth proportional to 3,666.60, 5,054.01 and 2,868.57 is: 3,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.60 : 5,054.01 = 2,868.57 : x
  2. Step 2: Convert to fraction form
    3,666.60/5,054.01 = 2,868.57/x
  3. Step 3: Cross multiply
    3,666.60x = 5,054.01 × 2,868.57
  4. Step 4: Simplify right side
    3,666.60x = 14,497,781.47
  5. Step 5: Solve for x
    x = 14,497,781.47/3,666.60
  6. Step 6: Final answer
    x = 3,954.01

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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.