Home / 8,997.14-12,415.78-5,018.93

Finding the Fourth Proportional to 8,997.14, 12,415.78 and 5,018.93

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Solution

The fourth proportional to 8,997.14, 12,415.78 and 5,018.93 is: 6,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.14 : 12,415.78 = 5,018.93 : x
  2. Step 2: Convert to fraction form
    8,997.14/12,415.78 = 5,018.93/x
  3. Step 3: Cross multiply
    8,997.14x = 12,415.78 × 5,018.93
  4. Step 4: Simplify right side
    8,997.14x = 62,313,930.72
  5. Step 5: Solve for x
    x = 62,313,930.72/8,997.14
  6. Step 6: Final answer
    x = 6,925.97

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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.