Home / 6,910.40-9,537.89-4,392.02

Finding the Fourth Proportional to 6,910.40, 9,537.89 and 4,392.02

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Solution

The fourth proportional to 6,910.40, 9,537.89 and 4,392.02 is: 6,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.40 : 9,537.89 = 4,392.02 : x
  2. Step 2: Convert to fraction form
    6,910.40/9,537.89 = 4,392.02/x
  3. Step 3: Cross multiply
    6,910.40x = 9,537.89 × 4,392.02
  4. Step 4: Simplify right side
    6,910.40x = 41,890,603.64
  5. Step 5: Solve for x
    x = 41,890,603.64/6,910.40
  6. Step 6: Final answer
    x = 6,061.97

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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.