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Finding the Fourth Proportional to 9,254.73, 12,755.97 and 7,015.89

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Solution

The fourth proportional to 9,254.73, 12,755.97 and 7,015.89 is: 9,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.73 : 12,755.97 = 7,015.89 : x
  2. Step 2: Convert to fraction form
    9,254.73/12,755.97 = 7,015.89/x
  3. Step 3: Cross multiply
    9,254.73x = 12,755.97 × 7,015.89
  4. Step 4: Simplify right side
    9,254.73x = 89,494,482.36
  5. Step 5: Solve for x
    x = 89,494,482.36/9,254.73
  6. Step 6: Final answer
    x = 9,670.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.