Home / 8,743.38-13,119.93-4,849.98

Finding the Fourth Proportional to 8,743.38, 13,119.93 and 4,849.98

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Solution

The fourth proportional to 8,743.38, 13,119.93 and 4,849.98 is: 7,277.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.38 : 13,119.93 = 4,849.98 : x
  2. Step 2: Convert to fraction form
    8,743.38/13,119.93 = 4,849.98/x
  3. Step 3: Cross multiply
    8,743.38x = 13,119.93 × 4,849.98
  4. Step 4: Simplify right side
    8,743.38x = 63,631,398.10
  5. Step 5: Solve for x
    x = 63,631,398.10/8,743.38
  6. Step 6: Final answer
    x = 7,277.67

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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.