Home / 8,264.92-11,405.59-4,488.09

Finding the Fourth Proportional to 8,264.92, 11,405.59 and 4,488.09

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Solution

The fourth proportional to 8,264.92, 11,405.59 and 4,488.09 is: 6,193.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.92 : 11,405.59 = 4,488.09 : x
  2. Step 2: Convert to fraction form
    8,264.92/11,405.59 = 4,488.09/x
  3. Step 3: Cross multiply
    8,264.92x = 11,405.59 × 4,488.09
  4. Step 4: Simplify right side
    8,264.92x = 51,189,349.83
  5. Step 5: Solve for x
    x = 51,189,349.83/8,264.92
  6. Step 6: Final answer
    x = 6,193.57

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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.