Home / 2,961.52-4,087.13-1,702.81

Finding the Fourth Proportional to 2,961.52, 4,087.13 and 1,702.81

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Solution

The fourth proportional to 2,961.52, 4,087.13 and 1,702.81 is: 2,350.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.52 : 4,087.13 = 1,702.81 : x
  2. Step 2: Convert to fraction form
    2,961.52/4,087.13 = 1,702.81/x
  3. Step 3: Cross multiply
    2,961.52x = 4,087.13 × 1,702.81
  4. Step 4: Simplify right side
    2,961.52x = 6,959,593.81
  5. Step 5: Solve for x
    x = 6,959,593.81/2,961.52
  6. Step 6: Final answer
    x = 2,350.01

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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.