Home / 2,611.12-3,610.26-2,283.08

Finding the Fourth Proportional to 2,611.12, 3,610.26 and 2,283.08

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Solution

The fourth proportional to 2,611.12, 3,610.26 and 2,283.08 is: 3,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.12 : 3,610.26 = 2,283.08 : x
  2. Step 2: Convert to fraction form
    2,611.12/3,610.26 = 2,283.08/x
  3. Step 3: Cross multiply
    2,611.12x = 3,610.26 × 2,283.08
  4. Step 4: Simplify right side
    2,611.12x = 8,242,512.40
  5. Step 5: Solve for x
    x = 8,242,512.40/2,611.12
  6. Step 6: Final answer
    x = 3,156.70

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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.