Home / 9,299.20-12,832.98-5,107.45

Finding the Fourth Proportional to 9,299.20, 12,832.98 and 5,107.45

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Solution

The fourth proportional to 9,299.20, 12,832.98 and 5,107.45 is: 7,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.20 : 12,832.98 = 5,107.45 : x
  2. Step 2: Convert to fraction form
    9,299.20/12,832.98 = 5,107.45/x
  3. Step 3: Cross multiply
    9,299.20x = 12,832.98 × 5,107.45
  4. Step 4: Simplify right side
    9,299.20x = 65,543,739.54
  5. Step 5: Solve for x
    x = 65,543,739.54/9,299.20
  6. Step 6: Final answer
    x = 7,048.32

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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.