Home / 8,284.98-11,433.32-4,508.20

Finding the Fourth Proportional to 8,284.98, 11,433.32 and 4,508.20

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Solution

The fourth proportional to 8,284.98, 11,433.32 and 4,508.20 is: 6,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.98 : 11,433.32 = 4,508.20 : x
  2. Step 2: Convert to fraction form
    8,284.98/11,433.32 = 4,508.20/x
  3. Step 3: Cross multiply
    8,284.98x = 11,433.32 × 4,508.20
  4. Step 4: Simplify right side
    8,284.98x = 51,543,693.22
  5. Step 5: Solve for x
    x = 51,543,693.22/8,284.98
  6. Step 6: Final answer
    x = 6,221.34

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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.