Home / 4,490.03-6,729.24-3,101.15

Finding the Fourth Proportional to 4,490.03, 6,729.24 and 3,101.15

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Solution

The fourth proportional to 4,490.03, 6,729.24 and 3,101.15 is: 4,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.03 : 6,729.24 = 3,101.15 : x
  2. Step 2: Convert to fraction form
    4,490.03/6,729.24 = 3,101.15/x
  3. Step 3: Cross multiply
    4,490.03x = 6,729.24 × 3,101.15
  4. Step 4: Simplify right side
    4,490.03x = 20,868,411.08
  5. Step 5: Solve for x
    x = 20,868,411.08/4,490.03
  6. Step 6: Final answer
    x = 4,647.72

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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.