Home / 2,918.65-4,027.70-1,592.36

Finding the Fourth Proportional to 2,918.65, 4,027.70 and 1,592.36

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Solution

The fourth proportional to 2,918.65, 4,027.70 and 1,592.36 is: 2,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.65 : 4,027.70 = 1,592.36 : x
  2. Step 2: Convert to fraction form
    2,918.65/4,027.70 = 1,592.36/x
  3. Step 3: Cross multiply
    2,918.65x = 4,027.70 × 1,592.36
  4. Step 4: Simplify right side
    2,918.65x = 6,413,520.27
  5. Step 5: Solve for x
    x = 6,413,520.27/2,918.65
  6. Step 6: Final answer
    x = 2,197.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.