Home / 3,345.44-5,018.13-2,615.63

Finding the Fourth Proportional to 3,345.44, 5,018.13 and 2,615.63

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Solution

The fourth proportional to 3,345.44, 5,018.13 and 2,615.63 is: 3,923.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.44 : 5,018.13 = 2,615.63 : x
  2. Step 2: Convert to fraction form
    3,345.44/5,018.13 = 2,615.63/x
  3. Step 3: Cross multiply
    3,345.44x = 5,018.13 × 2,615.63
  4. Step 4: Simplify right side
    3,345.44x = 13,125,571.37
  5. Step 5: Solve for x
    x = 13,125,571.37/3,345.44
  6. Step 6: Final answer
    x = 3,923.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.