Home / 10,273.37-15,380.01-9,288.47

Finding the Fourth Proportional to 10,273.37, 15,380.01 and 9,288.47

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Solution

The fourth proportional to 10,273.37, 15,380.01 and 9,288.47 is: 13,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.37 : 15,380.01 = 9,288.47 : x
  2. Step 2: Convert to fraction form
    10,273.37/15,380.01 = 9,288.47/x
  3. Step 3: Cross multiply
    10,273.37x = 15,380.01 × 9,288.47
  4. Step 4: Simplify right side
    10,273.37x = 142,856,799.93
  5. Step 5: Solve for x
    x = 142,856,799.93/10,273.37
  6. Step 6: Final answer
    x = 13,905.55

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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.