Home / 3,294.08-4,546.09-1,878.21

Finding the Fourth Proportional to 3,294.08, 4,546.09 and 1,878.21

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Solution

The fourth proportional to 3,294.08, 4,546.09 and 1,878.21 is: 2,592.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.08 : 4,546.09 = 1,878.21 : x
  2. Step 2: Convert to fraction form
    3,294.08/4,546.09 = 1,878.21/x
  3. Step 3: Cross multiply
    3,294.08x = 4,546.09 × 1,878.21
  4. Step 4: Simplify right side
    3,294.08x = 8,538,511.70
  5. Step 5: Solve for x
    x = 8,538,511.70/3,294.08
  6. Step 6: Final answer
    x = 2,592.08

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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.