Home / 8,132.25-11,219.49-4,775.22

Finding the Fourth Proportional to 8,132.25, 11,219.49 and 4,775.22

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Solution

The fourth proportional to 8,132.25, 11,219.49 and 4,775.22 is: 6,588.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.25 : 11,219.49 = 4,775.22 : x
  2. Step 2: Convert to fraction form
    8,132.25/11,219.49 = 4,775.22/x
  3. Step 3: Cross multiply
    8,132.25x = 11,219.49 × 4,775.22
  4. Step 4: Simplify right side
    8,132.25x = 53,575,533.04
  5. Step 5: Solve for x
    x = 53,575,533.04/8,132.25
  6. Step 6: Final answer
    x = 6,588.03

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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.