Home / 6,612.22-9,918.51-1,932.76

Finding the Fourth Proportional to 6,612.22, 9,918.51 and 1,932.76

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Solution

The fourth proportional to 6,612.22, 9,918.51 and 1,932.76 is: 2,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.22 : 9,918.51 = 1,932.76 : x
  2. Step 2: Convert to fraction form
    6,612.22/9,918.51 = 1,932.76/x
  3. Step 3: Cross multiply
    6,612.22x = 9,918.51 × 1,932.76
  4. Step 4: Simplify right side
    6,612.22x = 19,170,099.39
  5. Step 5: Solve for x
    x = 19,170,099.39/6,612.22
  6. Step 6: Final answer
    x = 2,899.19

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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.