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Finding the Fourth Proportional to 6,963.68, 10,445.52 and 3,498.50

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Solution

The fourth proportional to 6,963.68, 10,445.52 and 3,498.50 is: 5,247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.68 : 10,445.52 = 3,498.50 : x
  2. Step 2: Convert to fraction form
    6,963.68/10,445.52 = 3,498.50/x
  3. Step 3: Cross multiply
    6,963.68x = 10,445.52 × 3,498.50
  4. Step 4: Simplify right side
    6,963.68x = 36,543,651.72
  5. Step 5: Solve for x
    x = 36,543,651.72/6,963.68
  6. Step 6: Final answer
    x = 5,247.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.