Home / 4,230.77-5,836.59-2,738.75

Finding the Fourth Proportional to 4,230.77, 5,836.59 and 2,738.75

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Solution

The fourth proportional to 4,230.77, 5,836.59 and 2,738.75 is: 3,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.77 : 5,836.59 = 2,738.75 : x
  2. Step 2: Convert to fraction form
    4,230.77/5,836.59 = 2,738.75/x
  3. Step 3: Cross multiply
    4,230.77x = 5,836.59 × 2,738.75
  4. Step 4: Simplify right side
    4,230.77x = 15,984,931.68
  5. Step 5: Solve for x
    x = 15,984,931.68/4,230.77
  6. Step 6: Final answer
    x = 3,778.26

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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.