Home / 3,154.19-4,321.26-3,035.96

Finding the Fourth Proportional to 3,154.19, 4,321.26 and 3,035.96

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Solution

The fourth proportional to 3,154.19, 4,321.26 and 3,035.96 is: 4,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.19 : 4,321.26 = 3,035.96 : x
  2. Step 2: Convert to fraction form
    3,154.19/4,321.26 = 3,035.96/x
  3. Step 3: Cross multiply
    3,154.19x = 4,321.26 × 3,035.96
  4. Step 4: Simplify right side
    3,154.19x = 13,119,135.72
  5. Step 5: Solve for x
    x = 13,119,135.72/3,154.19
  6. Step 6: Final answer
    x = 4,159.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.