Home / 4,278.92-5,904.83-3,018.65

Finding the Fourth Proportional to 4,278.92, 5,904.83 and 3,018.65

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Solution

The fourth proportional to 4,278.92, 5,904.83 and 3,018.65 is: 4,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.92 : 5,904.83 = 3,018.65 : x
  2. Step 2: Convert to fraction form
    4,278.92/5,904.83 = 3,018.65/x
  3. Step 3: Cross multiply
    4,278.92x = 5,904.83 × 3,018.65
  4. Step 4: Simplify right side
    4,278.92x = 17,824,593.10
  5. Step 5: Solve for x
    x = 17,824,593.10/4,278.92
  6. Step 6: Final answer
    x = 4,165.68

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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.