Home / 9,291.86-13,937.78-4,022.55

Finding the Fourth Proportional to 9,291.86, 13,937.78 and 4,022.55

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Solution

The fourth proportional to 9,291.86, 13,937.78 and 4,022.55 is: 6,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.86 : 13,937.78 = 4,022.55 : x
  2. Step 2: Convert to fraction form
    9,291.86/13,937.78 = 4,022.55/x
  3. Step 3: Cross multiply
    9,291.86x = 13,937.78 × 4,022.55
  4. Step 4: Simplify right side
    9,291.86x = 56,065,396.83
  5. Step 5: Solve for x
    x = 56,065,396.83/9,291.86
  6. Step 6: Final answer
    x = 6,033.82

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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.