Home / 6,486.64-9,733.74-2,738.19

Finding the Fourth Proportional to 6,486.64, 9,733.74 and 2,738.19

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Solution

The fourth proportional to 6,486.64, 9,733.74 and 2,738.19 is: 4,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486.64 : 9,733.74 = 2,738.19 : x
  2. Step 2: Convert to fraction form
    6,486.64/9,733.74 = 2,738.19/x
  3. Step 3: Cross multiply
    6,486.64x = 9,733.74 × 2,738.19
  4. Step 4: Simplify right side
    6,486.64x = 26,652,829.53
  5. Step 5: Solve for x
    x = 26,652,829.53/6,486.64
  6. Step 6: Final answer
    x = 4,108.88

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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.