Home / 8,937.19-13,405.79-3,093.80

Finding the Fourth Proportional to 8,937.19, 13,405.79 and 3,093.80

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Solution

The fourth proportional to 8,937.19, 13,405.79 and 3,093.80 is: 4,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.19 : 13,405.79 = 3,093.80 : x
  2. Step 2: Convert to fraction form
    8,937.19/13,405.79 = 3,093.80/x
  3. Step 3: Cross multiply
    8,937.19x = 13,405.79 × 3,093.80
  4. Step 4: Simplify right side
    8,937.19x = 41,474,831.81
  5. Step 5: Solve for x
    x = 41,474,831.81/8,937.19
  6. Step 6: Final answer
    x = 4,640.70

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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.