Home / 3,536.50-4,880.51-1,964.56

Finding the Fourth Proportional to 3,536.50, 4,880.51 and 1,964.56

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Solution

The fourth proportional to 3,536.50, 4,880.51 and 1,964.56 is: 2,711.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.50 : 4,880.51 = 1,964.56 : x
  2. Step 2: Convert to fraction form
    3,536.50/4,880.51 = 1,964.56/x
  3. Step 3: Cross multiply
    3,536.50x = 4,880.51 × 1,964.56
  4. Step 4: Simplify right side
    3,536.50x = 9,588,054.73
  5. Step 5: Solve for x
    x = 9,588,054.73/3,536.50
  6. Step 6: Final answer
    x = 2,711.17

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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.