Home / 7,764.10-10,714.52-4,227.35

Finding the Fourth Proportional to 7,764.10, 10,714.52 and 4,227.35

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Solution

The fourth proportional to 7,764.10, 10,714.52 and 4,227.35 is: 5,833.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.10 : 10,714.52 = 4,227.35 : x
  2. Step 2: Convert to fraction form
    7,764.10/10,714.52 = 4,227.35/x
  3. Step 3: Cross multiply
    7,764.10x = 10,714.52 × 4,227.35
  4. Step 4: Simplify right side
    7,764.10x = 45,293,983.12
  5. Step 5: Solve for x
    x = 45,293,983.12/7,764.10
  6. Step 6: Final answer
    x = 5,833.77

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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.