Home / 4,678.25-7,017.37-2,702.66

Finding the Fourth Proportional to 4,678.25, 7,017.37 and 2,702.66

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Solution

The fourth proportional to 4,678.25, 7,017.37 and 2,702.66 is: 4,053.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.25 : 7,017.37 = 2,702.66 : x
  2. Step 2: Convert to fraction form
    4,678.25/7,017.37 = 2,702.66/x
  3. Step 3: Cross multiply
    4,678.25x = 7,017.37 × 2,702.66
  4. Step 4: Simplify right side
    4,678.25x = 18,965,523.36
  5. Step 5: Solve for x
    x = 18,965,523.36/4,678.25
  6. Step 6: Final answer
    x = 4,053.98

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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.