Home / 8,562.06-11,797.20-5,762.70

Finding the Fourth Proportional to 8,562.06, 11,797.20 and 5,762.70

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Solution

The fourth proportional to 8,562.06, 11,797.20 and 5,762.70 is: 7,940.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.06 : 11,797.20 = 5,762.70 : x
  2. Step 2: Convert to fraction form
    8,562.06/11,797.20 = 5,762.70/x
  3. Step 3: Cross multiply
    8,562.06x = 11,797.20 × 5,762.70
  4. Step 4: Simplify right side
    8,562.06x = 67,983,724.44
  5. Step 5: Solve for x
    x = 67,983,724.44/8,562.06
  6. Step 6: Final answer
    x = 7,940.11

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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.