Home / 2,566.60-3,539.70-2,006.20

Finding the Fourth Proportional to 2,566.60, 3,539.70 and 2,006.20

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Solution

The fourth proportional to 2,566.60, 3,539.70 and 2,006.20 is: 2,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.60 : 3,539.70 = 2,006.20 : x
  2. Step 2: Convert to fraction form
    2,566.60/3,539.70 = 2,006.20/x
  3. Step 3: Cross multiply
    2,566.60x = 3,539.70 × 2,006.20
  4. Step 4: Simplify right side
    2,566.60x = 7,101,346.14
  5. Step 5: Solve for x
    x = 7,101,346.14/2,566.60
  6. Step 6: Final answer
    x = 2,766.83

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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.