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Finding the Fourth Proportional to 3,536.52, 4,880.52 and 1,964.76

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Solution

The fourth proportional to 3,536.52, 4,880.52 and 1,964.76 is: 2,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.52 : 4,880.52 = 1,964.76 : x
  2. Step 2: Convert to fraction form
    3,536.52/4,880.52 = 1,964.76/x
  3. Step 3: Cross multiply
    3,536.52x = 4,880.52 × 1,964.76
  4. Step 4: Simplify right side
    3,536.52x = 9,589,050.48
  5. Step 5: Solve for x
    x = 9,589,050.48/3,536.52
  6. Step 6: Final answer
    x = 2,711.44

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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.