Home / 8,237.00-11,359.26-5,406.83

Finding the Fourth Proportional to 8,237.00, 11,359.26 and 5,406.83

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Solution

The fourth proportional to 8,237.00, 11,359.26 and 5,406.83 is: 7,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.00 : 11,359.26 = 5,406.83 : x
  2. Step 2: Convert to fraction form
    8,237.00/11,359.26 = 5,406.83/x
  3. Step 3: Cross multiply
    8,237.00x = 11,359.26 × 5,406.83
  4. Step 4: Simplify right side
    8,237.00x = 61,417,530.95
  5. Step 5: Solve for x
    x = 61,417,530.95/8,237.00
  6. Step 6: Final answer
    x = 7,456.30

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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.