Home / 3,489.02-4,816.29-2,091.50

Finding the Fourth Proportional to 3,489.02, 4,816.29 and 2,091.50

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Solution

The fourth proportional to 3,489.02, 4,816.29 and 2,091.50 is: 2,887.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489.02 : 4,816.29 = 2,091.50 : x
  2. Step 2: Convert to fraction form
    3,489.02/4,816.29 = 2,091.50/x
  3. Step 3: Cross multiply
    3,489.02x = 4,816.29 × 2,091.50
  4. Step 4: Simplify right side
    3,489.02x = 10,073,270.54
  5. Step 5: Solve for x
    x = 10,073,270.54/3,489.02
  6. Step 6: Final answer
    x = 2,887.13

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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.