Home / 7,764.04-10,714.56-4,227.44

Finding the Fourth Proportional to 7,764.04, 10,714.56 and 4,227.44

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Solution

The fourth proportional to 7,764.04, 10,714.56 and 4,227.44 is: 5,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.04 : 10,714.56 = 4,227.44 : x
  2. Step 2: Convert to fraction form
    7,764.04/10,714.56 = 4,227.44/x
  3. Step 3: Cross multiply
    7,764.04x = 10,714.56 × 4,227.44
  4. Step 4: Simplify right side
    7,764.04x = 45,295,159.53
  5. Step 5: Solve for x
    x = 45,295,159.53/7,764.04
  6. Step 6: Final answer
    x = 5,833.97

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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.