Home / 10,509.35-15,760.56-3,844.33

Finding the Fourth Proportional to 10,509.35, 15,760.56 and 3,844.33

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Solution

The fourth proportional to 10,509.35, 15,760.56 and 3,844.33 is: 5,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.35 : 15,760.56 = 3,844.33 : x
  2. Step 2: Convert to fraction form
    10,509.35/15,760.56 = 3,844.33/x
  3. Step 3: Cross multiply
    10,509.35x = 15,760.56 × 3,844.33
  4. Step 4: Simplify right side
    10,509.35x = 60,588,857.29
  5. Step 5: Solve for x
    x = 60,588,857.29/10,509.35
  6. Step 6: Final answer
    x = 5,765.23

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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.