Home / 8,213.02-11,333.73-4,487.02

Finding the Fourth Proportional to 8,213.02, 11,333.73 and 4,487.02

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Solution

The fourth proportional to 8,213.02, 11,333.73 and 4,487.02 is: 6,191.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213.02 : 11,333.73 = 4,487.02 : x
  2. Step 2: Convert to fraction form
    8,213.02/11,333.73 = 4,487.02/x
  3. Step 3: Cross multiply
    8,213.02x = 11,333.73 × 4,487.02
  4. Step 4: Simplify right side
    8,213.02x = 50,854,673.18
  5. Step 5: Solve for x
    x = 50,854,673.18/8,213.02
  6. Step 6: Final answer
    x = 6,191.96

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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.