Home / 8,097.94-11,178.28-6,330.12

Finding the Fourth Proportional to 8,097.94, 11,178.28 and 6,330.12

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Solution

The fourth proportional to 8,097.94, 11,178.28 and 6,330.12 is: 8,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.94 : 11,178.28 = 6,330.12 : x
  2. Step 2: Convert to fraction form
    8,097.94/11,178.28 = 6,330.12/x
  3. Step 3: Cross multiply
    8,097.94x = 11,178.28 × 6,330.12
  4. Step 4: Simplify right side
    8,097.94x = 70,759,853.79
  5. Step 5: Solve for x
    x = 70,759,853.79/8,097.94
  6. Step 6: Final answer
    x = 8,738.01

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Half scale
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Double scale
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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.