Home / 7,927.30-11,895.81-3,548.46

Finding the Fourth Proportional to 7,927.30, 11,895.81 and 3,548.46

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Solution

The fourth proportional to 7,927.30, 11,895.81 and 3,548.46 is: 5,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.30 : 11,895.81 = 3,548.46 : x
  2. Step 2: Convert to fraction form
    7,927.30/11,895.81 = 3,548.46/x
  3. Step 3: Cross multiply
    7,927.30x = 11,895.81 × 3,548.46
  4. Step 4: Simplify right side
    7,927.30x = 42,211,805.95
  5. Step 5: Solve for x
    x = 42,211,805.95/7,927.30
  6. Step 6: Final answer
    x = 5,324.87

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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.