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Finding the Fourth Proportional to 7,706.46, 10,634.94 and 4,349.28

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Solution

The fourth proportional to 7,706.46, 10,634.94 and 4,349.28 is: 6,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,706.46 : 10,634.94 = 4,349.28 : x
  2. Step 2: Convert to fraction form
    7,706.46/10,634.94 = 4,349.28/x
  3. Step 3: Cross multiply
    7,706.46x = 10,634.94 × 4,349.28
  4. Step 4: Simplify right side
    7,706.46x = 46,254,310.10
  5. Step 5: Solve for x
    x = 46,254,310.10/7,706.46
  6. Step 6: Final answer
    x = 6,002.02

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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.