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Finding the Fourth Proportional to 9,569, 14,353.56 and 2,643.56

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Solution

The fourth proportional to 9,569, 14,353.56 and 2,643.56 is: 3,965.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,569 : 14,353.56 = 2,643.56 : x
  2. Step 2: Convert to fraction form
    9,569/14,353.56 = 2,643.56/x
  3. Step 3: Cross multiply
    9,569x = 14,353.56 × 2,643.56
  4. Step 4: Simplify right side
    9,569x = 37,944,497.07
  5. Step 5: Solve for x
    x = 37,944,497.07/9,569
  6. Step 6: Final answer
    x = 3,965.36

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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.