Home / 2,896.36-4,343.63-1,251.86

Finding the Fourth Proportional to 2,896.36, 4,343.63 and 1,251.86

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Solution

The fourth proportional to 2,896.36, 4,343.63 and 1,251.86 is: 1,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.36 : 4,343.63 = 1,251.86 : x
  2. Step 2: Convert to fraction form
    2,896.36/4,343.63 = 1,251.86/x
  3. Step 3: Cross multiply
    2,896.36x = 4,343.63 × 1,251.86
  4. Step 4: Simplify right side
    2,896.36x = 5,437,588.67
  5. Step 5: Solve for x
    x = 5,437,588.67/2,896.36
  6. Step 6: Final answer
    x = 1,877.39

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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.