Home / 9,428.79-14,145.01-3,584.95

Finding the Fourth Proportional to 9,428.79, 14,145.01 and 3,584.95

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Solution

The fourth proportional to 9,428.79, 14,145.01 and 3,584.95 is: 5,378.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.79 : 14,145.01 = 3,584.95 : x
  2. Step 2: Convert to fraction form
    9,428.79/14,145.01 = 3,584.95/x
  3. Step 3: Cross multiply
    9,428.79x = 14,145.01 × 3,584.95
  4. Step 4: Simplify right side
    9,428.79x = 50,709,122.72
  5. Step 5: Solve for x
    x = 50,709,122.72/9,428.79
  6. Step 6: Final answer
    x = 5,378.11

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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.