Home / 9,270.86-13,909.83-5,575.70

Finding the Fourth Proportional to 9,270.86, 13,909.83 and 5,575.70

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Solution

The fourth proportional to 9,270.86, 13,909.83 and 5,575.70 is: 8,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.86 : 13,909.83 = 5,575.70 : x
  2. Step 2: Convert to fraction form
    9,270.86/13,909.83 = 5,575.70/x
  3. Step 3: Cross multiply
    9,270.86x = 13,909.83 × 5,575.70
  4. Step 4: Simplify right side
    9,270.86x = 77,557,039.13
  5. Step 5: Solve for x
    x = 77,557,039.13/9,270.86
  6. Step 6: Final answer
    x = 8,365.68

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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.