Home / 2,513.92-3,769.60-1,359.36

Finding the Fourth Proportional to 2,513.92, 3,769.60 and 1,359.36

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Solution

The fourth proportional to 2,513.92, 3,769.60 and 1,359.36 is: 2,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513.92 : 3,769.60 = 1,359.36 : x
  2. Step 2: Convert to fraction form
    2,513.92/3,769.60 = 1,359.36/x
  3. Step 3: Cross multiply
    2,513.92x = 3,769.60 × 1,359.36
  4. Step 4: Simplify right side
    2,513.92x = 5,124,243.46
  5. Step 5: Solve for x
    x = 5,124,243.46/2,513.92
  6. Step 6: Final answer
    x = 2,038.35

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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.