Home / 7,764.75-10,714.82-4,407.62

Finding the Fourth Proportional to 7,764.75, 10,714.82 and 4,407.62

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Solution

The fourth proportional to 7,764.75, 10,714.82 and 4,407.62 is: 6,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.75 : 10,714.82 = 4,407.62 : x
  2. Step 2: Convert to fraction form
    7,764.75/10,714.82 = 4,407.62/x
  3. Step 3: Cross multiply
    7,764.75x = 10,714.82 × 4,407.62
  4. Step 4: Simplify right side
    7,764.75x = 47,226,859.68
  5. Step 5: Solve for x
    x = 47,226,859.68/7,764.75
  6. Step 6: Final answer
    x = 6,082.21

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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.