Home / 2,961.16-4,086.55-1,702.22

Finding the Fourth Proportional to 2,961.16, 4,086.55 and 1,702.22

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Solution

The fourth proportional to 2,961.16, 4,086.55 and 1,702.22 is: 2,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.16 : 4,086.55 = 1,702.22 : x
  2. Step 2: Convert to fraction form
    2,961.16/4,086.55 = 1,702.22/x
  3. Step 3: Cross multiply
    2,961.16x = 4,086.55 × 1,702.22
  4. Step 4: Simplify right side
    2,961.16x = 6,956,188.84
  5. Step 5: Solve for x
    x = 6,956,188.84/2,961.16
  6. Step 6: Final answer
    x = 2,349.15

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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.