Home / 5,072.02-6,999.57-2,976.82

Finding the Fourth Proportional to 5,072.02, 6,999.57 and 2,976.82

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Solution

The fourth proportional to 5,072.02, 6,999.57 and 2,976.82 is: 4,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.02 : 6,999.57 = 2,976.82 : x
  2. Step 2: Convert to fraction form
    5,072.02/6,999.57 = 2,976.82/x
  3. Step 3: Cross multiply
    5,072.02x = 6,999.57 × 2,976.82
  4. Step 4: Simplify right side
    5,072.02x = 20,836,459.97
  5. Step 5: Solve for x
    x = 20,836,459.97/5,072.02
  6. Step 6: Final answer
    x = 4,108.12

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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.