Home / 2,927.48-4,039.92-1,601.19

Finding the Fourth Proportional to 2,927.48, 4,039.92 and 1,601.19

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Solution

The fourth proportional to 2,927.48, 4,039.92 and 1,601.19 is: 2,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.48 : 4,039.92 = 1,601.19 : x
  2. Step 2: Convert to fraction form
    2,927.48/4,039.92 = 1,601.19/x
  3. Step 3: Cross multiply
    2,927.48x = 4,039.92 × 1,601.19
  4. Step 4: Simplify right side
    2,927.48x = 6,468,679.50
  5. Step 5: Solve for x
    x = 6,468,679.50/2,927.48
  6. Step 6: Final answer
    x = 2,209.64

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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.