Home / 4,752.00-7,121.72-3,440.14

Finding the Fourth Proportional to 4,752.00, 7,121.72 and 3,440.14

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Solution

The fourth proportional to 4,752.00, 7,121.72 and 3,440.14 is: 5,155.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.00 : 7,121.72 = 3,440.14 : x
  2. Step 2: Convert to fraction form
    4,752.00/7,121.72 = 3,440.14/x
  3. Step 3: Cross multiply
    4,752.00x = 7,121.72 × 3,440.14
  4. Step 4: Simplify right side
    4,752.00x = 24,499,661.03
  5. Step 5: Solve for x
    x = 24,499,661.03/4,752.00
  6. Step 6: Final answer
    x = 5,155.66

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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.