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Finding the Fourth Proportional to 9,569.76, 14,355.46 and 2,644.26

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Solution

The fourth proportional to 9,569.76, 14,355.46 and 2,644.26 is: 3,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,569.76 : 14,355.46 = 2,644.26 : x
  2. Step 2: Convert to fraction form
    9,569.76/14,355.46 = 2,644.26/x
  3. Step 3: Cross multiply
    9,569.76x = 14,355.46 × 2,644.26
  4. Step 4: Simplify right side
    9,569.76x = 37,959,568.66
  5. Step 5: Solve for x
    x = 37,959,568.66/9,569.76
  6. Step 6: Final answer
    x = 3,966.62

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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.