Home / 5,387.02-8,073.35-2,608.16

Finding the Fourth Proportional to 5,387.02, 8,073.35 and 2,608.16

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Solution

The fourth proportional to 5,387.02, 8,073.35 and 2,608.16 is: 3,908.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.02 : 8,073.35 = 2,608.16 : x
  2. Step 2: Convert to fraction form
    5,387.02/8,073.35 = 2,608.16/x
  3. Step 3: Cross multiply
    5,387.02x = 8,073.35 × 2,608.16
  4. Step 4: Simplify right side
    5,387.02x = 21,056,588.54
  5. Step 5: Solve for x
    x = 21,056,588.54/5,387.02
  6. Step 6: Final answer
    x = 3,908.76

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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.