Home / 4,018.34-5,545.38-2,620.28

Finding the Fourth Proportional to 4,018.34, 5,545.38 and 2,620.28

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Solution

The fourth proportional to 4,018.34, 5,545.38 and 2,620.28 is: 3,616.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.34 : 5,545.38 = 2,620.28 : x
  2. Step 2: Convert to fraction form
    4,018.34/5,545.38 = 2,620.28/x
  3. Step 3: Cross multiply
    4,018.34x = 5,545.38 × 2,620.28
  4. Step 4: Simplify right side
    4,018.34x = 14,530,448.31
  5. Step 5: Solve for x
    x = 14,530,448.31/4,018.34
  6. Step 6: Final answer
    x = 3,616.03

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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.