Home / 3,290.60-4,539.97-2,346.55

Finding the Fourth Proportional to 3,290.60, 4,539.97 and 2,346.55

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Solution

The fourth proportional to 3,290.60, 4,539.97 and 2,346.55 is: 3,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.60 : 4,539.97 = 2,346.55 : x
  2. Step 2: Convert to fraction form
    3,290.60/4,539.97 = 2,346.55/x
  3. Step 3: Cross multiply
    3,290.60x = 4,539.97 × 2,346.55
  4. Step 4: Simplify right side
    3,290.60x = 10,653,266.60
  5. Step 5: Solve for x
    x = 10,653,266.60/3,290.60
  6. Step 6: Final answer
    x = 3,237.48

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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.