Home / 6,667.68-9,999.12-2,283.96

Finding the Fourth Proportional to 6,667.68, 9,999.12 and 2,283.96

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Solution

The fourth proportional to 6,667.68, 9,999.12 and 2,283.96 is: 3,425.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.68 : 9,999.12 = 2,283.96 : x
  2. Step 2: Convert to fraction form
    6,667.68/9,999.12 = 2,283.96/x
  3. Step 3: Cross multiply
    6,667.68x = 9,999.12 × 2,283.96
  4. Step 4: Simplify right side
    6,667.68x = 22,837,590.12
  5. Step 5: Solve for x
    x = 22,837,590.12/6,667.68
  6. Step 6: Final answer
    x = 3,425.12

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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.