Home / 3,435.26-4,740.90-1,943.19

Finding the Fourth Proportional to 3,435.26, 4,740.90 and 1,943.19

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Solution

The fourth proportional to 3,435.26, 4,740.90 and 1,943.19 is: 2,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.26 : 4,740.90 = 1,943.19 : x
  2. Step 2: Convert to fraction form
    3,435.26/4,740.90 = 1,943.19/x
  3. Step 3: Cross multiply
    3,435.26x = 4,740.90 × 1,943.19
  4. Step 4: Simplify right side
    3,435.26x = 9,212,469.47
  5. Step 5: Solve for x
    x = 9,212,469.47/3,435.26
  6. Step 6: Final answer
    x = 2,681.74

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1.5x scale

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.