Home / 3,453.80-4,764.74-2,055.76

Finding the Fourth Proportional to 3,453.80, 4,764.74 and 2,055.76

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Solution

The fourth proportional to 3,453.80, 4,764.74 and 2,055.76 is: 2,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.80 : 4,764.74 = 2,055.76 : x
  2. Step 2: Convert to fraction form
    3,453.80/4,764.74 = 2,055.76/x
  3. Step 3: Cross multiply
    3,453.80x = 4,764.74 × 2,055.76
  4. Step 4: Simplify right side
    3,453.80x = 9,795,161.90
  5. Step 5: Solve for x
    x = 9,795,161.90/3,453.80
  6. Step 6: Final answer
    x = 2,836.05

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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.