Home / 11,360.18-17,033.58-4,782.80

Finding the Fourth Proportional to 11,360.18, 17,033.58 and 4,782.80

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Solution

The fourth proportional to 11,360.18, 17,033.58 and 4,782.80 is: 7,171.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.18 : 17,033.58 = 4,782.80 : x
  2. Step 2: Convert to fraction form
    11,360.18/17,033.58 = 4,782.80/x
  3. Step 3: Cross multiply
    11,360.18x = 17,033.58 × 4,782.80
  4. Step 4: Simplify right side
    11,360.18x = 81,468,121.26
  5. Step 5: Solve for x
    x = 81,468,121.26/11,360.18
  6. Step 6: Final answer
    x = 7,171.38

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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.