Home / 8,807.49-13,190.31-7,236.54

Finding the Fourth Proportional to 8,807.49, 13,190.31 and 7,236.54

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Solution

The fourth proportional to 8,807.49, 13,190.31 and 7,236.54 is: 10,837.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.49 : 13,190.31 = 7,236.54 : x
  2. Step 2: Convert to fraction form
    8,807.49/13,190.31 = 7,236.54/x
  3. Step 3: Cross multiply
    8,807.49x = 13,190.31 × 7,236.54
  4. Step 4: Simplify right side
    8,807.49x = 95,452,205.93
  5. Step 5: Solve for x
    x = 95,452,205.93/8,807.49
  6. Step 6: Final answer
    x = 10,837.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.