Home / 7,221.24-10,827.77-3,001.68

Finding the Fourth Proportional to 7,221.24, 10,827.77 and 3,001.68

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Solution

The fourth proportional to 7,221.24, 10,827.77 and 3,001.68 is: 4,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221.24 : 10,827.77 = 3,001.68 : x
  2. Step 2: Convert to fraction form
    7,221.24/10,827.77 = 3,001.68/x
  3. Step 3: Cross multiply
    7,221.24x = 10,827.77 × 3,001.68
  4. Step 4: Simplify right side
    7,221.24x = 32,501,485.65
  5. Step 5: Solve for x
    x = 32,501,485.65/7,221.24
  6. Step 6: Final answer
    x = 4,500.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.