Home / 6,657.11-9,988.09-3,883.26

Finding the Fourth Proportional to 6,657.11, 9,988.09 and 3,883.26

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Solution

The fourth proportional to 6,657.11, 9,988.09 and 3,883.26 is: 5,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.11 : 9,988.09 = 3,883.26 : x
  2. Step 2: Convert to fraction form
    6,657.11/9,988.09 = 3,883.26/x
  3. Step 3: Cross multiply
    6,657.11x = 9,988.09 × 3,883.26
  4. Step 4: Simplify right side
    6,657.11x = 38,786,340.67
  5. Step 5: Solve for x
    x = 38,786,340.67/6,657.11
  6. Step 6: Final answer
    x = 5,826.31

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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.