Home / 11,768.01-16,239.86-6,463.17

Finding the Fourth Proportional to 11,768.01, 16,239.86 and 6,463.17

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Solution

The fourth proportional to 11,768.01, 16,239.86 and 6,463.17 is: 8,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768.01 : 16,239.86 = 6,463.17 : x
  2. Step 2: Convert to fraction form
    11,768.01/16,239.86 = 6,463.17/x
  3. Step 3: Cross multiply
    11,768.01x = 16,239.86 × 6,463.17
  4. Step 4: Simplify right side
    11,768.01x = 104,960,943.64
  5. Step 5: Solve for x
    x = 104,960,943.64/11,768.01
  6. Step 6: Final answer
    x = 8,919.18

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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.