Home / 4,018.12-5,547.22-2,698.83

Finding the Fourth Proportional to 4,018.12, 5,547.22 and 2,698.83

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Solution

The fourth proportional to 4,018.12, 5,547.22 and 2,698.83 is: 3,725.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.12 : 5,547.22 = 2,698.83 : x
  2. Step 2: Convert to fraction form
    4,018.12/5,547.22 = 2,698.83/x
  3. Step 3: Cross multiply
    4,018.12x = 5,547.22 × 2,698.83
  4. Step 4: Simplify right side
    4,018.12x = 14,970,997.01
  5. Step 5: Solve for x
    x = 14,970,997.01/4,018.12
  6. Step 6: Final answer
    x = 3,725.87

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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.