Home / 3,365-4,644.12-2,039.16

Finding the Fourth Proportional to 3,365, 4,644.12 and 2,039.16

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Solution

The fourth proportional to 3,365, 4,644.12 and 2,039.16 is: 2,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365 : 4,644.12 = 2,039.16 : x
  2. Step 2: Convert to fraction form
    3,365/4,644.12 = 2,039.16/x
  3. Step 3: Cross multiply
    3,365x = 4,644.12 × 2,039.16
  4. Step 4: Simplify right side
    3,365x = 9,470,103.74
  5. Step 5: Solve for x
    x = 9,470,103.74/3,365
  6. Step 6: Final answer
    x = 2,814.30

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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.