Home / 7,321.73-10,102.85-4,337.09

Finding the Fourth Proportional to 7,321.73, 10,102.85 and 4,337.09

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Solution

The fourth proportional to 7,321.73, 10,102.85 and 4,337.09 is: 5,984.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.73 : 10,102.85 = 4,337.09 : x
  2. Step 2: Convert to fraction form
    7,321.73/10,102.85 = 4,337.09/x
  3. Step 3: Cross multiply
    7,321.73x = 10,102.85 × 4,337.09
  4. Step 4: Simplify right side
    7,321.73x = 43,816,897.51
  5. Step 5: Solve for x
    x = 43,816,897.51/7,321.73
  6. Step 6: Final answer
    x = 5,984.50

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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.