Home / 11,873.37-17,773.60-7,470.21

Finding the Fourth Proportional to 11,873.37, 17,773.60 and 7,470.21

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Solution

The fourth proportional to 11,873.37, 17,773.60 and 7,470.21 is: 11,182.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.37 : 17,773.60 = 7,470.21 : x
  2. Step 2: Convert to fraction form
    11,873.37/17,773.60 = 7,470.21/x
  3. Step 3: Cross multiply
    11,873.37x = 17,773.60 × 7,470.21
  4. Step 4: Simplify right side
    11,873.37x = 132,772,524.46
  5. Step 5: Solve for x
    x = 132,772,524.46/11,873.37
  6. Step 6: Final answer
    x = 11,182.38

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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.