Home / 6,565.98-9,849.15-2,123.84

Finding the Fourth Proportional to 6,565.98, 9,849.15 and 2,123.84

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Solution

The fourth proportional to 6,565.98, 9,849.15 and 2,123.84 is: 3,185.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,565.98 : 9,849.15 = 2,123.84 : x
  2. Step 2: Convert to fraction form
    6,565.98/9,849.15 = 2,123.84/x
  3. Step 3: Cross multiply
    6,565.98x = 9,849.15 × 2,123.84
  4. Step 4: Simplify right side
    6,565.98x = 20,917,969.49
  5. Step 5: Solve for x
    x = 20,917,969.49/6,565.98
  6. Step 6: Final answer
    x = 3,185.81

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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.