Home / 4,214.61-5,814.99-2,620.85

Finding the Fourth Proportional to 4,214.61, 5,814.99 and 2,620.85

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Solution

The fourth proportional to 4,214.61, 5,814.99 and 2,620.85 is: 3,616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.61 : 5,814.99 = 2,620.85 : x
  2. Step 2: Convert to fraction form
    4,214.61/5,814.99 = 2,620.85/x
  3. Step 3: Cross multiply
    4,214.61x = 5,814.99 × 2,620.85
  4. Step 4: Simplify right side
    4,214.61x = 15,240,187.47
  5. Step 5: Solve for x
    x = 15,240,187.47/4,214.61
  6. Step 6: Final answer
    x = 3,616.04

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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.