Home / 3,345.93-4,617.68-2,850.21

Finding the Fourth Proportional to 3,345.93, 4,617.68 and 2,850.21

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Solution

The fourth proportional to 3,345.93, 4,617.68 and 2,850.21 is: 3,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.93 : 4,617.68 = 2,850.21 : x
  2. Step 2: Convert to fraction form
    3,345.93/4,617.68 = 2,850.21/x
  3. Step 3: Cross multiply
    3,345.93x = 4,617.68 × 2,850.21
  4. Step 4: Simplify right side
    3,345.93x = 13,161,343.46
  5. Step 5: Solve for x
    x = 13,161,343.46/3,345.93
  6. Step 6: Final answer
    x = 3,933.54

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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.