Home / 3,312.73-4,575.99-2,321.29

Finding the Fourth Proportional to 3,312.73, 4,575.99 and 2,321.29

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Solution

The fourth proportional to 3,312.73, 4,575.99 and 2,321.29 is: 3,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.73 : 4,575.99 = 2,321.29 : x
  2. Step 2: Convert to fraction form
    3,312.73/4,575.99 = 2,321.29/x
  3. Step 3: Cross multiply
    3,312.73x = 4,575.99 × 2,321.29
  4. Step 4: Simplify right side
    3,312.73x = 10,622,199.83
  5. Step 5: Solve for x
    x = 10,622,199.83/3,312.73
  6. Step 6: Final answer
    x = 3,206.48

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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.