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Finding the Fourth Proportional to 8,996.94, 12,415.41 and 5,018.04

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Solution

The fourth proportional to 8,996.94, 12,415.41 and 5,018.04 is: 6,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.94 : 12,415.41 = 5,018.04 : x
  2. Step 2: Convert to fraction form
    8,996.94/12,415.41 = 5,018.04/x
  3. Step 3: Cross multiply
    8,996.94x = 12,415.41 × 5,018.04
  4. Step 4: Simplify right side
    8,996.94x = 62,301,024.00
  5. Step 5: Solve for x
    x = 62,301,024.00/8,996.94
  6. Step 6: Final answer
    x = 6,924.69

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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.