Home / 10,648.19-15,970.91-3,253.39

Finding the Fourth Proportional to 10,648.19, 15,970.91 and 3,253.39

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Solution

The fourth proportional to 10,648.19, 15,970.91 and 3,253.39 is: 4,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648.19 : 15,970.91 = 3,253.39 : x
  2. Step 2: Convert to fraction form
    10,648.19/15,970.91 = 3,253.39/x
  3. Step 3: Cross multiply
    10,648.19x = 15,970.91 × 3,253.39
  4. Step 4: Simplify right side
    10,648.19x = 51,959,542.69
  5. Step 5: Solve for x
    x = 51,959,542.69/10,648.19
  6. Step 6: Final answer
    x = 4,879.66

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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.