Home / 2,702.66-4,045.05-2,459.79

Finding the Fourth Proportional to 2,702.66, 4,045.05 and 2,459.79

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Solution

The fourth proportional to 2,702.66, 4,045.05 and 2,459.79 is: 3,681.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.66 : 4,045.05 = 2,459.79 : x
  2. Step 2: Convert to fraction form
    2,702.66/4,045.05 = 2,459.79/x
  3. Step 3: Cross multiply
    2,702.66x = 4,045.05 × 2,459.79
  4. Step 4: Simplify right side
    2,702.66x = 9,949,973.54
  5. Step 5: Solve for x
    x = 9,949,973.54/2,702.66
  6. Step 6: Final answer
    x = 3,681.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.