Home / 4,542.02-6,816.65-3,091.30

Finding the Fourth Proportional to 4,542.02, 6,816.65 and 3,091.30

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Solution

The fourth proportional to 4,542.02, 6,816.65 and 3,091.30 is: 4,639.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542.02 : 6,816.65 = 3,091.30 : x
  2. Step 2: Convert to fraction form
    4,542.02/6,816.65 = 3,091.30/x
  3. Step 3: Cross multiply
    4,542.02x = 6,816.65 × 3,091.30
  4. Step 4: Simplify right side
    4,542.02x = 21,072,310.15
  5. Step 5: Solve for x
    x = 21,072,310.15/4,542.02
  6. Step 6: Final answer
    x = 4,639.41

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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.