Home / 5,149.19-7,107.16-3,383.19

Finding the Fourth Proportional to 5,149.19, 7,107.16 and 3,383.19

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Solution

The fourth proportional to 5,149.19, 7,107.16 and 3,383.19 is: 4,669.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.19 : 7,107.16 = 3,383.19 : x
  2. Step 2: Convert to fraction form
    5,149.19/7,107.16 = 3,383.19/x
  3. Step 3: Cross multiply
    5,149.19x = 7,107.16 × 3,383.19
  4. Step 4: Simplify right side
    5,149.19x = 24,044,872.64
  5. Step 5: Solve for x
    x = 24,044,872.64/5,149.19
  6. Step 6: Final answer
    x = 4,669.64

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Half scale
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Double scale
Find fourth proportional to 5,150.19, 7,108.54 and 3,384.19
Similar ratio
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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.