Home / 3,294.47-4,546.48-1,878.37

Finding the Fourth Proportional to 3,294.47, 4,546.48 and 1,878.37

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Solution

The fourth proportional to 3,294.47, 4,546.48 and 1,878.37 is: 2,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.47 : 4,546.48 = 1,878.37 : x
  2. Step 2: Convert to fraction form
    3,294.47/4,546.48 = 1,878.37/x
  3. Step 3: Cross multiply
    3,294.47x = 4,546.48 × 1,878.37
  4. Step 4: Simplify right side
    3,294.47x = 8,539,948.91
  5. Step 5: Solve for x
    x = 8,539,948.91/3,294.47
  6. Step 6: Final answer
    x = 2,592.21

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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.