Home / 2,539.60-3,506.34-1,949.08

Finding the Fourth Proportional to 2,539.60, 3,506.34 and 1,949.08

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Solution

The fourth proportional to 2,539.60, 3,506.34 and 1,949.08 is: 2,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.60 : 3,506.34 = 1,949.08 : x
  2. Step 2: Convert to fraction form
    2,539.60/3,506.34 = 1,949.08/x
  3. Step 3: Cross multiply
    2,539.60x = 3,506.34 × 1,949.08
  4. Step 4: Simplify right side
    2,539.60x = 6,834,137.17
  5. Step 5: Solve for x
    x = 6,834,137.17/2,539.60
  6. Step 6: Final answer
    x = 2,691.03

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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.