Home / 2,650.30-3,653.01-1,862.98

Finding the Fourth Proportional to 2,650.30, 3,653.01 and 1,862.98

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Solution

The fourth proportional to 2,650.30, 3,653.01 and 1,862.98 is: 2,567.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.30 : 3,653.01 = 1,862.98 : x
  2. Step 2: Convert to fraction form
    2,650.30/3,653.01 = 1,862.98/x
  3. Step 3: Cross multiply
    2,650.30x = 3,653.01 × 1,862.98
  4. Step 4: Simplify right side
    2,650.30x = 6,805,484.57
  5. Step 5: Solve for x
    x = 6,805,484.57/2,650.30
  6. Step 6: Final answer
    x = 2,567.82

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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.