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Finding the Fourth Proportional to 6,667.59, 9,998.03 and 2,223.71

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Solution

The fourth proportional to 6,667.59, 9,998.03 and 2,223.71 is: 3,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.59 : 9,998.03 = 2,223.71 : x
  2. Step 2: Convert to fraction form
    6,667.59/9,998.03 = 2,223.71/x
  3. Step 3: Cross multiply
    6,667.59x = 9,998.03 × 2,223.71
  4. Step 4: Simplify right side
    6,667.59x = 22,232,719.29
  5. Step 5: Solve for x
    x = 22,232,719.29/6,667.59
  6. Step 6: Final answer
    x = 3,334.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.