Home / 8,289.24-11,440.80-4,754.84

Finding the Fourth Proportional to 8,289.24, 11,440.80 and 4,754.84

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Solution

The fourth proportional to 8,289.24, 11,440.80 and 4,754.84 is: 6,562.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.24 : 11,440.80 = 4,754.84 : x
  2. Step 2: Convert to fraction form
    8,289.24/11,440.80 = 4,754.84/x
  3. Step 3: Cross multiply
    8,289.24x = 11,440.80 × 4,754.84
  4. Step 4: Simplify right side
    8,289.24x = 54,399,173.47
  5. Step 5: Solve for x
    x = 54,399,173.47/8,289.24
  6. Step 6: Final answer
    x = 6,562.62

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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.