Home / 5,101.64-7,040.02-2,863.24

Finding the Fourth Proportional to 5,101.64, 7,040.02 and 2,863.24

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Solution

The fourth proportional to 5,101.64, 7,040.02 and 2,863.24 is: 3,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.64 : 7,040.02 = 2,863.24 : x
  2. Step 2: Convert to fraction form
    5,101.64/7,040.02 = 2,863.24/x
  3. Step 3: Cross multiply
    5,101.64x = 7,040.02 × 2,863.24
  4. Step 4: Simplify right side
    5,101.64x = 20,157,266.86
  5. Step 5: Solve for x
    x = 20,157,266.86/5,101.64
  6. Step 6: Final answer
    x = 3,951.13

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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.