Home / 2,669.91-4,022.67-2,410.21

Finding the Fourth Proportional to 2,669.91, 4,022.67 and 2,410.21

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Solution

The fourth proportional to 2,669.91, 4,022.67 and 2,410.21 is: 3,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.91 : 4,022.67 = 2,410.21 : x
  2. Step 2: Convert to fraction form
    2,669.91/4,022.67 = 2,410.21/x
  3. Step 3: Cross multiply
    2,669.91x = 4,022.67 × 2,410.21
  4. Step 4: Simplify right side
    2,669.91x = 9,695,459.35
  5. Step 5: Solve for x
    x = 9,695,459.35/2,669.91
  6. Step 6: Final answer
    x = 3,631.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.