Home / 3,536.40-4,880.34-1,964.73

Finding the Fourth Proportional to 3,536.40, 4,880.34 and 1,964.73

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Solution

The fourth proportional to 3,536.40, 4,880.34 and 1,964.73 is: 2,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.40 : 4,880.34 = 1,964.73 : x
  2. Step 2: Convert to fraction form
    3,536.40/4,880.34 = 1,964.73/x
  3. Step 3: Cross multiply
    3,536.40x = 4,880.34 × 1,964.73
  4. Step 4: Simplify right side
    3,536.40x = 9,588,550.41
  5. Step 5: Solve for x
    x = 9,588,550.41/3,536.40
  6. Step 6: Final answer
    x = 2,711.39

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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.