Home / 6,565.18-9,849.05-2,123.95

Finding the Fourth Proportional to 6,565.18, 9,849.05 and 2,123.95

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Solution

The fourth proportional to 6,565.18, 9,849.05 and 2,123.95 is: 3,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,565.18 : 9,849.05 = 2,123.95 : x
  2. Step 2: Convert to fraction form
    6,565.18/9,849.05 = 2,123.95/x
  3. Step 3: Cross multiply
    6,565.18x = 9,849.05 × 2,123.95
  4. Step 4: Simplify right side
    6,565.18x = 20,918,889.75
  5. Step 5: Solve for x
    x = 20,918,889.75/6,565.18
  6. Step 6: Final answer
    x = 3,186.34

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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.