Home / 7,575.99-11,365.77-2,381.86

Finding the Fourth Proportional to 7,575.99, 11,365.77 and 2,381.86

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Solution

The fourth proportional to 7,575.99, 11,365.77 and 2,381.86 is: 3,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.99 : 11,365.77 = 2,381.86 : x
  2. Step 2: Convert to fraction form
    7,575.99/11,365.77 = 2,381.86/x
  3. Step 3: Cross multiply
    7,575.99x = 11,365.77 × 2,381.86
  4. Step 4: Simplify right side
    7,575.99x = 27,071,728.61
  5. Step 5: Solve for x
    x = 27,071,728.61/7,575.99
  6. Step 6: Final answer
    x = 3,573.36

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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.