Home / 3,723.03-5,585.85-2,478.63

Finding the Fourth Proportional to 3,723.03, 5,585.85 and 2,478.63

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Solution

The fourth proportional to 3,723.03, 5,585.85 and 2,478.63 is: 3,718.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.03 : 5,585.85 = 2,478.63 : x
  2. Step 2: Convert to fraction form
    3,723.03/5,585.85 = 2,478.63/x
  3. Step 3: Cross multiply
    3,723.03x = 5,585.85 × 2,478.63
  4. Step 4: Simplify right side
    3,723.03x = 13,845,255.39
  5. Step 5: Solve for x
    x = 13,845,255.39/3,723.03
  6. Step 6: Final answer
    x = 3,718.81

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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.