Home / 1,748.23-2,408.86-1,606.75

Finding the Fourth Proportional to 1,748.23, 2,408.86 and 1,606.75

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Solution

The fourth proportional to 1,748.23, 2,408.86 and 1,606.75 is: 2,213.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.23 : 2,408.86 = 1,606.75 : x
  2. Step 2: Convert to fraction form
    1,748.23/2,408.86 = 1,606.75/x
  3. Step 3: Cross multiply
    1,748.23x = 2,408.86 × 1,606.75
  4. Step 4: Simplify right side
    1,748.23x = 3,870,435.81
  5. Step 5: Solve for x
    x = 3,870,435.81/1,748.23
  6. Step 6: Final answer
    x = 2,213.92

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Half scale
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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.