Home / 9,216.41-13,821.59-2,974.95

Finding the Fourth Proportional to 9,216.41, 13,821.59 and 2,974.95

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Solution

The fourth proportional to 9,216.41, 13,821.59 and 2,974.95 is: 4,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.41 : 13,821.59 = 2,974.95 : x
  2. Step 2: Convert to fraction form
    9,216.41/13,821.59 = 2,974.95/x
  3. Step 3: Cross multiply
    9,216.41x = 13,821.59 × 2,974.95
  4. Step 4: Simplify right side
    9,216.41x = 41,118,524.30
  5. Step 5: Solve for x
    x = 41,118,524.30/9,216.41
  6. Step 6: Final answer
    x = 4,461.45

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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.