Home / 4,278.54-5,904.31-3,018.27

Finding the Fourth Proportional to 4,278.54, 5,904.31 and 3,018.27

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Solution

The fourth proportional to 4,278.54, 5,904.31 and 3,018.27 is: 4,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.54 : 5,904.31 = 3,018.27 : x
  2. Step 2: Convert to fraction form
    4,278.54/5,904.31 = 3,018.27/x
  3. Step 3: Cross multiply
    4,278.54x = 5,904.31 × 3,018.27
  4. Step 4: Simplify right side
    4,278.54x = 17,820,801.74
  5. Step 5: Solve for x
    x = 17,820,801.74/4,278.54
  6. Step 6: Final answer
    x = 4,165.16

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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.