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Finding the Fourth Proportional to 6,689.93, 10,027.31 and 2,303.78

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Solution

The fourth proportional to 6,689.93, 10,027.31 and 2,303.78 is: 3,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689.93 : 10,027.31 = 2,303.78 : x
  2. Step 2: Convert to fraction form
    6,689.93/10,027.31 = 2,303.78/x
  3. Step 3: Cross multiply
    6,689.93x = 10,027.31 × 2,303.78
  4. Step 4: Simplify right side
    6,689.93x = 23,100,729.78
  5. Step 5: Solve for x
    x = 23,100,729.78/6,689.93
  6. Step 6: Final answer
    x = 3,453.06

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1.5x scale

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.