Home / 4,217.04-5,820.12-2,644.56

Finding the Fourth Proportional to 4,217.04, 5,820.12 and 2,644.56

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Solution

The fourth proportional to 4,217.04, 5,820.12 and 2,644.56 is: 3,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.04 : 5,820.12 = 2,644.56 : x
  2. Step 2: Convert to fraction form
    4,217.04/5,820.12 = 2,644.56/x
  3. Step 3: Cross multiply
    4,217.04x = 5,820.12 × 2,644.56
  4. Step 4: Simplify right side
    4,217.04x = 15,391,656.55
  5. Step 5: Solve for x
    x = 15,391,656.55/4,217.04
  6. Step 6: Final answer
    x = 3,649.87

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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.