Home / 8,565.24-11,820.42-6,699

Finding the Fourth Proportional to 8,565.24, 11,820.42 and 6,699

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Solution

The fourth proportional to 8,565.24, 11,820.42 and 6,699 is: 9,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.24 : 11,820.42 = 6,699 : x
  2. Step 2: Convert to fraction form
    8,565.24/11,820.42 = 6,699/x
  3. Step 3: Cross multiply
    8,565.24x = 11,820.42 × 6,699
  4. Step 4: Simplify right side
    8,565.24x = 79,184,993.58
  5. Step 5: Solve for x
    x = 79,184,993.58/8,565.24
  6. Step 6: Final answer
    x = 9,244.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.