Home / 3,294.11-4,546.31-1,878.31

Finding the Fourth Proportional to 3,294.11, 4,546.31 and 1,878.31

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Solution

The fourth proportional to 3,294.11, 4,546.31 and 1,878.31 is: 2,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.11 : 4,546.31 = 1,878.31 : x
  2. Step 2: Convert to fraction form
    3,294.11/4,546.31 = 1,878.31/x
  3. Step 3: Cross multiply
    3,294.11x = 4,546.31 × 1,878.31
  4. Step 4: Simplify right side
    3,294.11x = 8,539,386.39
  5. Step 5: Solve for x
    x = 8,539,386.39/3,294.11
  6. Step 6: Final answer
    x = 2,592.32

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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.