Home / 6,910.95-9,529.38-4,389.87

Finding the Fourth Proportional to 6,910.95, 9,529.38 and 4,389.87

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Solution

The fourth proportional to 6,910.95, 9,529.38 and 4,389.87 is: 6,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.95 : 9,529.38 = 4,389.87 : x
  2. Step 2: Convert to fraction form
    6,910.95/9,529.38 = 4,389.87/x
  3. Step 3: Cross multiply
    6,910.95x = 9,529.38 × 4,389.87
  4. Step 4: Simplify right side
    6,910.95x = 41,832,739.38
  5. Step 5: Solve for x
    x = 41,832,739.38/6,910.95
  6. Step 6: Final answer
    x = 6,053.11

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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.