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Finding the Fourth Proportional to 9,761.02, 14,718.13 and 8,944.54

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Solution

The fourth proportional to 9,761.02, 14,718.13 and 8,944.54 is: 13,487.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,761.02 : 14,718.13 = 8,944.54 : x
  2. Step 2: Convert to fraction form
    9,761.02/14,718.13 = 8,944.54/x
  3. Step 3: Cross multiply
    9,761.02x = 14,718.13 × 8,944.54
  4. Step 4: Simplify right side
    9,761.02x = 131,646,902.51
  5. Step 5: Solve for x
    x = 131,646,902.51/9,761.02
  6. Step 6: Final answer
    x = 13,487.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.