Home / 2,702.93-3,729.75-1,995.15

Finding the Fourth Proportional to 2,702.93, 3,729.75 and 1,995.15

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Solution

The fourth proportional to 2,702.93, 3,729.75 and 1,995.15 is: 2,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.93 : 3,729.75 = 1,995.15 : x
  2. Step 2: Convert to fraction form
    2,702.93/3,729.75 = 1,995.15/x
  3. Step 3: Cross multiply
    2,702.93x = 3,729.75 × 1,995.15
  4. Step 4: Simplify right side
    2,702.93x = 7,441,410.71
  5. Step 5: Solve for x
    x = 7,441,410.71/2,702.93
  6. Step 6: Final answer
    x = 2,753.10

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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.