Home / 2,927.67-4,040.04-1,601.12

Finding the Fourth Proportional to 2,927.67, 4,040.04 and 1,601.12

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Solution

The fourth proportional to 2,927.67, 4,040.04 and 1,601.12 is: 2,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.67 : 4,040.04 = 1,601.12 : x
  2. Step 2: Convert to fraction form
    2,927.67/4,040.04 = 1,601.12/x
  3. Step 3: Cross multiply
    2,927.67x = 4,040.04 × 1,601.12
  4. Step 4: Simplify right side
    2,927.67x = 6,468,588.84
  5. Step 5: Solve for x
    x = 6,468,588.84/2,927.67
  6. Step 6: Final answer
    x = 2,209.47

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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.