Home / 9,862.26-14,786.10-3,618.98

Finding the Fourth Proportional to 9,862.26, 14,786.10 and 3,618.98

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Solution

The fourth proportional to 9,862.26, 14,786.10 and 3,618.98 is: 5,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862.26 : 14,786.10 = 3,618.98 : x
  2. Step 2: Convert to fraction form
    9,862.26/14,786.10 = 3,618.98/x
  3. Step 3: Cross multiply
    9,862.26x = 14,786.10 × 3,618.98
  4. Step 4: Simplify right side
    9,862.26x = 53,510,637.14
  5. Step 5: Solve for x
    x = 53,510,637.14/9,862.26
  6. Step 6: Final answer
    x = 5,425.80

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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.