Home / 3,153.37-4,351.39-1,827.16

Finding the Fourth Proportional to 3,153.37, 4,351.39 and 1,827.16

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Solution

The fourth proportional to 3,153.37, 4,351.39 and 1,827.16 is: 2,521.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.37 : 4,351.39 = 1,827.16 : x
  2. Step 2: Convert to fraction form
    3,153.37/4,351.39 = 1,827.16/x
  3. Step 3: Cross multiply
    3,153.37x = 4,351.39 × 1,827.16
  4. Step 4: Simplify right side
    3,153.37x = 7,950,685.75
  5. Step 5: Solve for x
    x = 7,950,685.75/3,153.37
  6. Step 6: Final answer
    x = 2,521.33

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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.