Home / 9,902.18-14,853.29-3,328.38

Finding the Fourth Proportional to 9,902.18, 14,853.29 and 3,328.38

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Solution

The fourth proportional to 9,902.18, 14,853.29 and 3,328.38 is: 4,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,902.18 : 14,853.29 = 3,328.38 : x
  2. Step 2: Convert to fraction form
    9,902.18/14,853.29 = 3,328.38/x
  3. Step 3: Cross multiply
    9,902.18x = 14,853.29 × 3,328.38
  4. Step 4: Simplify right side
    9,902.18x = 49,437,376.73
  5. Step 5: Solve for x
    x = 49,437,376.73/9,902.18
  6. Step 6: Final answer
    x = 4,992.57

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1.5x scale

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.