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Finding the Fourth Proportional to 9,563.79, 14,247.06 and 9,273.63

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Solution

The fourth proportional to 9,563.79, 14,247.06 and 9,273.63 is: 13,814.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,563.79 : 14,247.06 = 9,273.63 : x
  2. Step 2: Convert to fraction form
    9,563.79/14,247.06 = 9,273.63/x
  3. Step 3: Cross multiply
    9,563.79x = 14,247.06 × 9,273.63
  4. Step 4: Simplify right side
    9,563.79x = 132,121,963.03
  5. Step 5: Solve for x
    x = 132,121,963.03/9,563.79
  6. Step 6: Final answer
    x = 13,814.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.