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Finding the Fourth Proportional to 3,064.76, 4,229.42 and 1,667.51

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Solution

The fourth proportional to 3,064.76, 4,229.42 and 1,667.51 is: 2,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.76 : 4,229.42 = 1,667.51 : x
  2. Step 2: Convert to fraction form
    3,064.76/4,229.42 = 1,667.51/x
  3. Step 3: Cross multiply
    3,064.76x = 4,229.42 × 1,667.51
  4. Step 4: Simplify right side
    3,064.76x = 7,052,600.14
  5. Step 5: Solve for x
    x = 7,052,600.14/3,064.76
  6. Step 6: Final answer
    x = 2,301.19

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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.