Home / 4,102.98-5,659.08-2,684.46

Finding the Fourth Proportional to 4,102.98, 5,659.08 and 2,684.46

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Solution

The fourth proportional to 4,102.98, 5,659.08 and 2,684.46 is: 3,702.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.98 : 5,659.08 = 2,684.46 : x
  2. Step 2: Convert to fraction form
    4,102.98/5,659.08 = 2,684.46/x
  3. Step 3: Cross multiply
    4,102.98x = 5,659.08 × 2,684.46
  4. Step 4: Simplify right side
    4,102.98x = 15,191,573.90
  5. Step 5: Solve for x
    x = 15,191,573.90/4,102.98
  6. Step 6: Final answer
    x = 3,702.57

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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.