Home / 7,406.13-11,109.24-3,020.52

Finding the Fourth Proportional to 7,406.13, 11,109.24 and 3,020.52

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Solution

The fourth proportional to 7,406.13, 11,109.24 and 3,020.52 is: 4,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.13 : 11,109.24 = 3,020.52 : x
  2. Step 2: Convert to fraction form
    7,406.13/11,109.24 = 3,020.52/x
  3. Step 3: Cross multiply
    7,406.13x = 11,109.24 × 3,020.52
  4. Step 4: Simplify right side
    7,406.13x = 33,555,681.60
  5. Step 5: Solve for x
    x = 33,555,681.60/7,406.13
  6. Step 6: Final answer
    x = 4,530.80

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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.