Home / 3,339.45-5,031.74-2,767.19

Finding the Fourth Proportional to 3,339.45, 5,031.74 and 2,767.19

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Solution

The fourth proportional to 3,339.45, 5,031.74 and 2,767.19 is: 4,169.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.45 : 5,031.74 = 2,767.19 : x
  2. Step 2: Convert to fraction form
    3,339.45/5,031.74 = 2,767.19/x
  3. Step 3: Cross multiply
    3,339.45x = 5,031.74 × 2,767.19
  4. Step 4: Simplify right side
    3,339.45x = 13,923,762.37
  5. Step 5: Solve for x
    x = 13,923,762.37/3,339.45
  6. Step 6: Final answer
    x = 4,169.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.