Home / 8,260.80-11,399.76-4,534.80

Finding the Fourth Proportional to 8,260.80, 11,399.76 and 4,534.80

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Solution

The fourth proportional to 8,260.80, 11,399.76 and 4,534.80 is: 6,257.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.80 : 11,399.76 = 4,534.80 : x
  2. Step 2: Convert to fraction form
    8,260.80/11,399.76 = 4,534.80/x
  3. Step 3: Cross multiply
    8,260.80x = 11,399.76 × 4,534.80
  4. Step 4: Simplify right side
    8,260.80x = 51,695,631.65
  5. Step 5: Solve for x
    x = 51,695,631.65/8,260.80
  6. Step 6: Final answer
    x = 6,257.94

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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.