Home / 3,435.68-4,740.90-1,943.66

Finding the Fourth Proportional to 3,435.68, 4,740.90 and 1,943.66

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Solution

The fourth proportional to 3,435.68, 4,740.90 and 1,943.66 is: 2,682.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.68 : 4,740.90 = 1,943.66 : x
  2. Step 2: Convert to fraction form
    3,435.68/4,740.90 = 1,943.66/x
  3. Step 3: Cross multiply
    3,435.68x = 4,740.90 × 1,943.66
  4. Step 4: Simplify right side
    3,435.68x = 9,214,697.69
  5. Step 5: Solve for x
    x = 9,214,697.69/3,435.68
  6. Step 6: Final answer
    x = 2,682.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.