Home / 2,037-2,811.06-1,339.62

Finding the Fourth Proportional to 2,037, 2,811.06 and 1,339.62

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Solution

The fourth proportional to 2,037, 2,811.06 and 1,339.62 is: 1,848.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037 : 2,811.06 = 1,339.62 : x
  2. Step 2: Convert to fraction form
    2,037/2,811.06 = 1,339.62/x
  3. Step 3: Cross multiply
    2,037x = 2,811.06 × 1,339.62
  4. Step 4: Simplify right side
    2,037x = 3,765,752.20
  5. Step 5: Solve for x
    x = 3,765,752.20/2,037
  6. Step 6: Final answer
    x = 1,848.68

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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.