Home / 2,652.49-3,977.38-1,007.79

Finding the Fourth Proportional to 2,652.49, 3,977.38 and 1,007.79

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Solution

The fourth proportional to 2,652.49, 3,977.38 and 1,007.79 is: 1,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.49 : 3,977.38 = 1,007.79 : x
  2. Step 2: Convert to fraction form
    2,652.49/3,977.38 = 1,007.79/x
  3. Step 3: Cross multiply
    2,652.49x = 3,977.38 × 1,007.79
  4. Step 4: Simplify right side
    2,652.49x = 4,008,363.79
  5. Step 5: Solve for x
    x = 4,008,363.79/2,652.49
  6. Step 6: Final answer
    x = 1,511.17

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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.