Home / 3,274.93-4,884.76-2,782.45

Finding the Fourth Proportional to 3,274.93, 4,884.76 and 2,782.45

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Solution

The fourth proportional to 3,274.93, 4,884.76 and 2,782.45 is: 4,150.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.93 : 4,884.76 = 2,782.45 : x
  2. Step 2: Convert to fraction form
    3,274.93/4,884.76 = 2,782.45/x
  3. Step 3: Cross multiply
    3,274.93x = 4,884.76 × 2,782.45
  4. Step 4: Simplify right side
    3,274.93x = 13,591,600.46
  5. Step 5: Solve for x
    x = 13,591,600.46/3,274.93
  6. Step 6: Final answer
    x = 4,150.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.