Home / 11,867.18-17,767.89-6,011.55

Finding the Fourth Proportional to 11,867.18, 17,767.89 and 6,011.55

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Solution

The fourth proportional to 11,867.18, 17,767.89 and 6,011.55 is: 9,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.18 : 17,767.89 = 6,011.55 : x
  2. Step 2: Convert to fraction form
    11,867.18/17,767.89 = 6,011.55/x
  3. Step 3: Cross multiply
    11,867.18x = 17,767.89 × 6,011.55
  4. Step 4: Simplify right side
    11,867.18x = 106,812,559.13
  5. Step 5: Solve for x
    x = 106,812,559.13/11,867.18
  6. Step 6: Final answer
    x = 9,000.67

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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.