Home / 6,565.20-9,849.36-1,885.28

Finding the Fourth Proportional to 6,565.20, 9,849.36 and 1,885.28

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Solution

The fourth proportional to 6,565.20, 9,849.36 and 1,885.28 is: 2,828.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,565.20 : 9,849.36 = 1,885.28 : x
  2. Step 2: Convert to fraction form
    6,565.20/9,849.36 = 1,885.28/x
  3. Step 3: Cross multiply
    6,565.20x = 9,849.36 × 1,885.28
  4. Step 4: Simplify right side
    6,565.20x = 18,568,801.42
  5. Step 5: Solve for x
    x = 18,568,801.42/6,565.20
  6. Step 6: Final answer
    x = 2,828.37

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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.