Home / 12,253.15-16,908.73-6,874.93

Finding the Fourth Proportional to 12,253.15, 16,908.73 and 6,874.93

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Solution

The fourth proportional to 12,253.15, 16,908.73 and 6,874.93 is: 9,487.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253.15 : 16,908.73 = 6,874.93 : x
  2. Step 2: Convert to fraction form
    12,253.15/16,908.73 = 6,874.93/x
  3. Step 3: Cross multiply
    12,253.15x = 16,908.73 × 6,874.93
  4. Step 4: Simplify right side
    12,253.15x = 116,246,335.14
  5. Step 5: Solve for x
    x = 116,246,335.14/12,253.15
  6. Step 6: Final answer
    x = 9,487.06

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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.