Home / 3,270.64-4,511.96-1,943.58

Finding the Fourth Proportional to 3,270.64, 4,511.96 and 1,943.58

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Solution

The fourth proportional to 3,270.64, 4,511.96 and 1,943.58 is: 2,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.64 : 4,511.96 = 1,943.58 : x
  2. Step 2: Convert to fraction form
    3,270.64/4,511.96 = 1,943.58/x
  3. Step 3: Cross multiply
    3,270.64x = 4,511.96 × 1,943.58
  4. Step 4: Simplify right side
    3,270.64x = 8,769,355.22
  5. Step 5: Solve for x
    x = 8,769,355.22/3,270.64
  6. Step 6: Final answer
    x = 2,681.24

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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.