Home / 7,321.08-10,050.22-6,730.58

Finding the Fourth Proportional to 7,321.08, 10,050.22 and 6,730.58

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Solution

The fourth proportional to 7,321.08, 10,050.22 and 6,730.58 is: 9,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.08 : 10,050.22 = 6,730.58 : x
  2. Step 2: Convert to fraction form
    7,321.08/10,050.22 = 6,730.58/x
  3. Step 3: Cross multiply
    7,321.08x = 10,050.22 × 6,730.58
  4. Step 4: Simplify right side
    7,321.08x = 67,643,809.73
  5. Step 5: Solve for x
    x = 67,643,809.73/7,321.08
  6. Step 6: Final answer
    x = 9,239.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.