Home / 3,371.13-4,650.39-2,742.35

Finding the Fourth Proportional to 3,371.13, 4,650.39 and 2,742.35

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Solution

The fourth proportional to 3,371.13, 4,650.39 and 2,742.35 is: 3,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.13 : 4,650.39 = 2,742.35 : x
  2. Step 2: Convert to fraction form
    3,371.13/4,650.39 = 2,742.35/x
  3. Step 3: Cross multiply
    3,371.13x = 4,650.39 × 2,742.35
  4. Step 4: Simplify right side
    3,371.13x = 12,752,973.76
  5. Step 5: Solve for x
    x = 12,752,973.76/3,371.13
  6. Step 6: Final answer
    x = 3,783.00

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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.