Home / 11,535.57-15,919.09-6,230.39

Finding the Fourth Proportional to 11,535.57, 15,919.09 and 6,230.39

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Solution

The fourth proportional to 11,535.57, 15,919.09 and 6,230.39 is: 8,597.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.57 : 15,919.09 = 6,230.39 : x
  2. Step 2: Convert to fraction form
    11,535.57/15,919.09 = 6,230.39/x
  3. Step 3: Cross multiply
    11,535.57x = 15,919.09 × 6,230.39
  4. Step 4: Simplify right side
    11,535.57x = 99,182,139.15
  5. Step 5: Solve for x
    x = 99,182,139.15/11,535.57
  6. Step 6: Final answer
    x = 8,597.94

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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.