Home / 2,896.36-4,342.70-2,207.48

Finding the Fourth Proportional to 2,896.36, 4,342.70 and 2,207.48

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Solution

The fourth proportional to 2,896.36, 4,342.70 and 2,207.48 is: 3,309.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.36 : 4,342.70 = 2,207.48 : x
  2. Step 2: Convert to fraction form
    2,896.36/4,342.70 = 2,207.48/x
  3. Step 3: Cross multiply
    2,896.36x = 4,342.70 × 2,207.48
  4. Step 4: Simplify right side
    2,896.36x = 9,586,423.40
  5. Step 5: Solve for x
    x = 9,586,423.40/2,896.36
  6. Step 6: Final answer
    x = 3,309.82

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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.