Home / 6,605.53-9,907.65-2,223.02

Finding the Fourth Proportional to 6,605.53, 9,907.65 and 2,223.02

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Solution

The fourth proportional to 6,605.53, 9,907.65 and 2,223.02 is: 3,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.53 : 9,907.65 = 2,223.02 : x
  2. Step 2: Convert to fraction form
    6,605.53/9,907.65 = 2,223.02/x
  3. Step 3: Cross multiply
    6,605.53x = 9,907.65 × 2,223.02
  4. Step 4: Simplify right side
    6,605.53x = 22,024,928.87
  5. Step 5: Solve for x
    x = 22,024,928.87/6,605.53
  6. Step 6: Final answer
    x = 3,334.32

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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.