Home / 10,234.74-15,339.48-5,301.54

Finding the Fourth Proportional to 10,234.74, 15,339.48 and 5,301.54

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Solution

The fourth proportional to 10,234.74, 15,339.48 and 5,301.54 is: 7,945.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.74 : 15,339.48 = 5,301.54 : x
  2. Step 2: Convert to fraction form
    10,234.74/15,339.48 = 5,301.54/x
  3. Step 3: Cross multiply
    10,234.74x = 15,339.48 × 5,301.54
  4. Step 4: Simplify right side
    10,234.74x = 81,322,866.80
  5. Step 5: Solve for x
    x = 81,322,866.80/10,234.74
  6. Step 6: Final answer
    x = 7,945.77

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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.