Home / 10,829.62-14,945.34-6,356.80

Finding the Fourth Proportional to 10,829.62, 14,945.34 and 6,356.80

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Solution

The fourth proportional to 10,829.62, 14,945.34 and 6,356.80 is: 8,772.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.62 : 14,945.34 = 6,356.80 : x
  2. Step 2: Convert to fraction form
    10,829.62/14,945.34 = 6,356.80/x
  3. Step 3: Cross multiply
    10,829.62x = 14,945.34 × 6,356.80
  4. Step 4: Simplify right side
    10,829.62x = 95,004,537.31
  5. Step 5: Solve for x
    x = 95,004,537.31/10,829.62
  6. Step 6: Final answer
    x = 8,772.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.