Home / 3,031.56-4,549.32-1,083.60

Finding the Fourth Proportional to 3,031.56, 4,549.32 and 1,083.60

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Solution

The fourth proportional to 3,031.56, 4,549.32 and 1,083.60 is: 1,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.56 : 4,549.32 = 1,083.60 : x
  2. Step 2: Convert to fraction form
    3,031.56/4,549.32 = 1,083.60/x
  3. Step 3: Cross multiply
    3,031.56x = 4,549.32 × 1,083.60
  4. Step 4: Simplify right side
    3,031.56x = 4,929,643.15
  5. Step 5: Solve for x
    x = 4,929,643.15/3,031.56
  6. Step 6: Final answer
    x = 1,626.11

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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.