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Finding the Fourth Proportional to 6,714.76, 9,266.37 and 3,730.62

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Solution

The fourth proportional to 6,714.76, 9,266.37 and 3,730.62 is: 5,148.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,714.76 : 9,266.37 = 3,730.62 : x
  2. Step 2: Convert to fraction form
    6,714.76/9,266.37 = 3,730.62/x
  3. Step 3: Cross multiply
    6,714.76x = 9,266.37 × 3,730.62
  4. Step 4: Simplify right side
    6,714.76x = 34,569,305.25
  5. Step 5: Solve for x
    x = 34,569,305.25/6,714.76
  6. Step 6: Final answer
    x = 5,148.26

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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.