Home / 2,836.02-3,909.57-1,840.92

Finding the Fourth Proportional to 2,836.02, 3,909.57 and 1,840.92

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Solution

The fourth proportional to 2,836.02, 3,909.57 and 1,840.92 is: 2,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.02 : 3,909.57 = 1,840.92 : x
  2. Step 2: Convert to fraction form
    2,836.02/3,909.57 = 1,840.92/x
  3. Step 3: Cross multiply
    2,836.02x = 3,909.57 × 1,840.92
  4. Step 4: Simplify right side
    2,836.02x = 7,197,205.60
  5. Step 5: Solve for x
    x = 7,197,205.60/2,836.02
  6. Step 6: Final answer
    x = 2,537.78

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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.