Home / 6,605.63-9,909.97-2,222.98

Finding the Fourth Proportional to 6,605.63, 9,909.97 and 2,222.98

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Solution

The fourth proportional to 6,605.63, 9,909.97 and 2,222.98 is: 3,334.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.63 : 9,909.97 = 2,222.98 : x
  2. Step 2: Convert to fraction form
    6,605.63/9,909.97 = 2,222.98/x
  3. Step 3: Cross multiply
    6,605.63x = 9,909.97 × 2,222.98
  4. Step 4: Simplify right side
    6,605.63x = 22,029,665.11
  5. Step 5: Solve for x
    x = 22,029,665.11/6,605.63
  6. Step 6: Final answer
    x = 3,334.98

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1.5x scale

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.