Home / 1,924.29-2,896.70-1,487.87

Finding the Fourth Proportional to 1,924.29, 2,896.70 and 1,487.87

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Solution

The fourth proportional to 1,924.29, 2,896.70 and 1,487.87 is: 2,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.29 : 2,896.70 = 1,487.87 : x
  2. Step 2: Convert to fraction form
    1,924.29/2,896.70 = 1,487.87/x
  3. Step 3: Cross multiply
    1,924.29x = 2,896.70 × 1,487.87
  4. Step 4: Simplify right side
    1,924.29x = 4,309,901.97
  5. Step 5: Solve for x
    x = 4,309,901.97/1,924.29
  6. Step 6: Final answer
    x = 2,239.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.