Home / 3,342.49-4,614.03-2,015.91

Finding the Fourth Proportional to 3,342.49, 4,614.03 and 2,015.91

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Solution

The fourth proportional to 3,342.49, 4,614.03 and 2,015.91 is: 2,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.49 : 4,614.03 = 2,015.91 : x
  2. Step 2: Convert to fraction form
    3,342.49/4,614.03 = 2,015.91/x
  3. Step 3: Cross multiply
    3,342.49x = 4,614.03 × 2,015.91
  4. Step 4: Simplify right side
    3,342.49x = 9,301,469.22
  5. Step 5: Solve for x
    x = 9,301,469.22/3,342.49
  6. Step 6: Final answer
    x = 2,782.80

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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.