Home / 7,406.13-10,221.36-4,262.25

Finding the Fourth Proportional to 7,406.13, 10,221.36 and 4,262.25

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Solution

The fourth proportional to 7,406.13, 10,221.36 and 4,262.25 is: 5,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.13 : 10,221.36 = 4,262.25 : x
  2. Step 2: Convert to fraction form
    7,406.13/10,221.36 = 4,262.25/x
  3. Step 3: Cross multiply
    7,406.13x = 10,221.36 × 4,262.25
  4. Step 4: Simplify right side
    7,406.13x = 43,565,991.66
  5. Step 5: Solve for x
    x = 43,565,991.66/7,406.13
  6. Step 6: Final answer
    x = 5,882.42

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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.