Home / 4,667.92-6,442.67-2,679.84

Finding the Fourth Proportional to 4,667.92, 6,442.67 and 2,679.84

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Solution

The fourth proportional to 4,667.92, 6,442.67 and 2,679.84 is: 3,698.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.92 : 6,442.67 = 2,679.84 : x
  2. Step 2: Convert to fraction form
    4,667.92/6,442.67 = 2,679.84/x
  3. Step 3: Cross multiply
    4,667.92x = 6,442.67 × 2,679.84
  4. Step 4: Simplify right side
    4,667.92x = 17,265,331.47
  5. Step 5: Solve for x
    x = 17,265,331.47/4,667.92
  6. Step 6: Final answer
    x = 3,698.72

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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.