Home / 4,218.38-5,820.87-2,625.27

Finding the Fourth Proportional to 4,218.38, 5,820.87 and 2,625.27

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Solution

The fourth proportional to 4,218.38, 5,820.87 and 2,625.27 is: 3,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.38 : 5,820.87 = 2,625.27 : x
  2. Step 2: Convert to fraction form
    4,218.38/5,820.87 = 2,625.27/x
  3. Step 3: Cross multiply
    4,218.38x = 5,820.87 × 2,625.27
  4. Step 4: Simplify right side
    4,218.38x = 15,281,355.38
  5. Step 5: Solve for x
    x = 15,281,355.38/4,218.38
  6. Step 6: Final answer
    x = 3,622.57

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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.