Home / 8,747.93-12,072.44-5,210.66

Finding the Fourth Proportional to 8,747.93, 12,072.44 and 5,210.66

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Solution

The fourth proportional to 8,747.93, 12,072.44 and 5,210.66 is: 7,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.93 : 12,072.44 = 5,210.66 : x
  2. Step 2: Convert to fraction form
    8,747.93/12,072.44 = 5,210.66/x
  3. Step 3: Cross multiply
    8,747.93x = 12,072.44 × 5,210.66
  4. Step 4: Simplify right side
    8,747.93x = 62,905,380.21
  5. Step 5: Solve for x
    x = 62,905,380.21/8,747.93
  6. Step 6: Final answer
    x = 7,190.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.