Home / 4,435.12-6,655.38-1,837.72

Finding the Fourth Proportional to 4,435.12, 6,655.38 and 1,837.72

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Solution

The fourth proportional to 4,435.12, 6,655.38 and 1,837.72 is: 2,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.12 : 6,655.38 = 1,837.72 : x
  2. Step 2: Convert to fraction form
    4,435.12/6,655.38 = 1,837.72/x
  3. Step 3: Cross multiply
    4,435.12x = 6,655.38 × 1,837.72
  4. Step 4: Simplify right side
    4,435.12x = 12,230,724.93
  5. Step 5: Solve for x
    x = 12,230,724.93/4,435.12
  6. Step 6: Final answer
    x = 2,757.70

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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.