Home / 2,909.40-4,341-2,702.94

Finding the Fourth Proportional to 2,909.40, 4,341 and 2,702.94

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Solution

The fourth proportional to 2,909.40, 4,341 and 2,702.94 is: 4,032.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.40 : 4,341 = 2,702.94 : x
  2. Step 2: Convert to fraction form
    2,909.40/4,341 = 2,702.94/x
  3. Step 3: Cross multiply
    2,909.40x = 4,341 × 2,702.94
  4. Step 4: Simplify right side
    2,909.40x = 11,733,462.54
  5. Step 5: Solve for x
    x = 11,733,462.54/2,909.40
  6. Step 6: Final answer
    x = 4,032.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.