Home / 6,519.79-8,997.26-3,535.62

Finding the Fourth Proportional to 6,519.79, 8,997.26 and 3,535.62

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Solution

The fourth proportional to 6,519.79, 8,997.26 and 3,535.62 is: 4,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.79 : 8,997.26 = 3,535.62 : x
  2. Step 2: Convert to fraction form
    6,519.79/8,997.26 = 3,535.62/x
  3. Step 3: Cross multiply
    6,519.79x = 8,997.26 × 3,535.62
  4. Step 4: Simplify right side
    6,519.79x = 31,810,886.18
  5. Step 5: Solve for x
    x = 31,810,886.18/6,519.79
  6. Step 6: Final answer
    x = 4,879.13

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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.