Home / 7,764.14-10,714.59-4,451.50

Finding the Fourth Proportional to 7,764.14, 10,714.59 and 4,451.50

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Solution

The fourth proportional to 7,764.14, 10,714.59 and 4,451.50 is: 6,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.14 : 10,714.59 = 4,451.50 : x
  2. Step 2: Convert to fraction form
    7,764.14/10,714.59 = 4,451.50/x
  3. Step 3: Cross multiply
    7,764.14x = 10,714.59 × 4,451.50
  4. Step 4: Simplify right side
    7,764.14x = 47,695,997.39
  5. Step 5: Solve for x
    x = 47,695,997.39/7,764.14
  6. Step 6: Final answer
    x = 6,143.11

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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.