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Finding the Fourth Proportional to 9,076.54, 12,525.54 and 5,097.64

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Solution

The fourth proportional to 9,076.54, 12,525.54 and 5,097.64 is: 7,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.54 : 12,525.54 = 5,097.64 : x
  2. Step 2: Convert to fraction form
    9,076.54/12,525.54 = 5,097.64/x
  3. Step 3: Cross multiply
    9,076.54x = 12,525.54 × 5,097.64
  4. Step 4: Simplify right side
    9,076.54x = 63,850,693.73
  5. Step 5: Solve for x
    x = 63,850,693.73/9,076.54
  6. Step 6: Final answer
    x = 7,034.70

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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.