Home / 3,862.96-5,803.65-2,479.01

Finding the Fourth Proportional to 3,862.96, 5,803.65 and 2,479.01

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Solution

The fourth proportional to 3,862.96, 5,803.65 and 2,479.01 is: 3,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.96 : 5,803.65 = 2,479.01 : x
  2. Step 2: Convert to fraction form
    3,862.96/5,803.65 = 2,479.01/x
  3. Step 3: Cross multiply
    3,862.96x = 5,803.65 × 2,479.01
  4. Step 4: Simplify right side
    3,862.96x = 14,387,277.37
  5. Step 5: Solve for x
    x = 14,387,277.37/3,862.96
  6. Step 6: Final answer
    x = 3,724.42

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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.