Home / 9,618.12-14,428.80-3,046.14

Finding the Fourth Proportional to 9,618.12, 14,428.80 and 3,046.14

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Solution

The fourth proportional to 9,618.12, 14,428.80 and 3,046.14 is: 4,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.12 : 14,428.80 = 3,046.14 : x
  2. Step 2: Convert to fraction form
    9,618.12/14,428.80 = 3,046.14/x
  3. Step 3: Cross multiply
    9,618.12x = 14,428.80 × 3,046.14
  4. Step 4: Simplify right side
    9,618.12x = 43,952,144.83
  5. Step 5: Solve for x
    x = 43,952,144.83/9,618.12
  6. Step 6: Final answer
    x = 4,569.72

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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.