Home / 3,543.56-4,890.82-2,702.76

Finding the Fourth Proportional to 3,543.56, 4,890.82 and 2,702.76

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Solution

The fourth proportional to 3,543.56, 4,890.82 and 2,702.76 is: 3,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.56 : 4,890.82 = 2,702.76 : x
  2. Step 2: Convert to fraction form
    3,543.56/4,890.82 = 2,702.76/x
  3. Step 3: Cross multiply
    3,543.56x = 4,890.82 × 2,702.76
  4. Step 4: Simplify right side
    3,543.56x = 13,218,712.66
  5. Step 5: Solve for x
    x = 13,218,712.66/3,543.56
  6. Step 6: Final answer
    x = 3,730.35

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1.5x scale

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.