Home / 4,230.90-5,838.96-2,553.12

Finding the Fourth Proportional to 4,230.90, 5,838.96 and 2,553.12

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Solution

The fourth proportional to 4,230.90, 5,838.96 and 2,553.12 is: 3,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.90 : 5,838.96 = 2,553.12 : x
  2. Step 2: Convert to fraction form
    4,230.90/5,838.96 = 2,553.12/x
  3. Step 3: Cross multiply
    4,230.90x = 5,838.96 × 2,553.12
  4. Step 4: Simplify right side
    4,230.90x = 14,907,565.56
  5. Step 5: Solve for x
    x = 14,907,565.56/4,230.90
  6. Step 6: Final answer
    x = 3,523.50

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Half 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.