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Finding the Fourth Proportional to 6,343.10, 9,495.78 and 4,706.90

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Solution

The fourth proportional to 6,343.10, 9,495.78 and 4,706.90 is: 7,046.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.10 : 9,495.78 = 4,706.90 : x
  2. Step 2: Convert to fraction form
    6,343.10/9,495.78 = 4,706.90/x
  3. Step 3: Cross multiply
    6,343.10x = 9,495.78 × 4,706.90
  4. Step 4: Simplify right side
    6,343.10x = 44,695,686.88
  5. Step 5: Solve for x
    x = 44,695,686.88/6,343.10
  6. Step 6: Final answer
    x = 7,046.35

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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.