Home / 2,890.12-4,335.09-1,502.98

Finding the Fourth Proportional to 2,890.12, 4,335.09 and 1,502.98

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Solution

The fourth proportional to 2,890.12, 4,335.09 and 1,502.98 is: 2,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.12 : 4,335.09 = 1,502.98 : x
  2. Step 2: Convert to fraction form
    2,890.12/4,335.09 = 1,502.98/x
  3. Step 3: Cross multiply
    2,890.12x = 4,335.09 × 1,502.98
  4. Step 4: Simplify right side
    2,890.12x = 6,515,553.57
  5. Step 5: Solve for x
    x = 6,515,553.57/2,890.12
  6. Step 6: Final answer
    x = 2,254.42

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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.