Home / 3,650.27-5,479.25-1,803.47

Finding the Fourth Proportional to 3,650.27, 5,479.25 and 1,803.47

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Solution

The fourth proportional to 3,650.27, 5,479.25 and 1,803.47 is: 2,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.27 : 5,479.25 = 1,803.47 : x
  2. Step 2: Convert to fraction form
    3,650.27/5,479.25 = 1,803.47/x
  3. Step 3: Cross multiply
    3,650.27x = 5,479.25 × 1,803.47
  4. Step 4: Simplify right side
    3,650.27x = 9,881,626.58
  5. Step 5: Solve for x
    x = 9,881,626.58/3,650.27
  6. Step 6: Final answer
    x = 2,707.10

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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.