Home / 9,319.37-13,983.91-3,776.81

Finding the Fourth Proportional to 9,319.37, 13,983.91 and 3,776.81

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Solution

The fourth proportional to 9,319.37, 13,983.91 and 3,776.81 is: 5,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.37 : 13,983.91 = 3,776.81 : x
  2. Step 2: Convert to fraction form
    9,319.37/13,983.91 = 3,776.81/x
  3. Step 3: Cross multiply
    9,319.37x = 13,983.91 × 3,776.81
  4. Step 4: Simplify right side
    9,319.37x = 52,814,491.77
  5. Step 5: Solve for x
    x = 52,814,491.77/9,319.37
  6. Step 6: Final answer
    x = 5,667.18

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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.