Home / 2,702.16-3,727.08-2,285.28

Finding the Fourth Proportional to 2,702.16, 3,727.08 and 2,285.28

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Solution

The fourth proportional to 2,702.16, 3,727.08 and 2,285.28 is: 3,152.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.16 : 3,727.08 = 2,285.28 : x
  2. Step 2: Convert to fraction form
    2,702.16/3,727.08 = 2,285.28/x
  3. Step 3: Cross multiply
    2,702.16x = 3,727.08 × 2,285.28
  4. Step 4: Simplify right side
    2,702.16x = 8,517,421.38
  5. Step 5: Solve for x
    x = 8,517,421.38/2,702.16
  6. Step 6: Final answer
    x = 3,152.08

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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.