Home / 3,433.24-5,147.16-1,583.20

Finding the Fourth Proportional to 3,433.24, 5,147.16 and 1,583.20

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Solution

The fourth proportional to 3,433.24, 5,147.16 and 1,583.20 is: 2,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.24 : 5,147.16 = 1,583.20 : x
  2. Step 2: Convert to fraction form
    3,433.24/5,147.16 = 1,583.20/x
  3. Step 3: Cross multiply
    3,433.24x = 5,147.16 × 1,583.20
  4. Step 4: Simplify right side
    3,433.24x = 8,148,983.71
  5. Step 5: Solve for x
    x = 8,148,983.71/3,433.24
  6. Step 6: Final answer
    x = 2,373.55

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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.