Home / 8,275.89-11,420.25-4,499.02

Finding the Fourth Proportional to 8,275.89, 11,420.25 and 4,499.02

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Solution

The fourth proportional to 8,275.89, 11,420.25 and 4,499.02 is: 6,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.89 : 11,420.25 = 4,499.02 : x
  2. Step 2: Convert to fraction form
    8,275.89/11,420.25 = 4,499.02/x
  3. Step 3: Cross multiply
    8,275.89x = 11,420.25 × 4,499.02
  4. Step 4: Simplify right side
    8,275.89x = 51,379,947.43
  5. Step 5: Solve for x
    x = 51,379,947.43/8,275.89
  6. Step 6: Final answer
    x = 6,208.39

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Double scale
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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.