Home / 2,214.45-3,321.68-1,558.35

Finding the Fourth Proportional to 2,214.45, 3,321.68 and 1,558.35

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Solution

The fourth proportional to 2,214.45, 3,321.68 and 1,558.35 is: 2,337.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.45 : 3,321.68 = 1,558.35 : x
  2. Step 2: Convert to fraction form
    2,214.45/3,321.68 = 1,558.35/x
  3. Step 3: Cross multiply
    2,214.45x = 3,321.68 × 1,558.35
  4. Step 4: Simplify right side
    2,214.45x = 5,176,332.24
  5. Step 5: Solve for x
    x = 5,176,332.24/2,214.45
  6. Step 6: Final answer
    x = 2,337.53

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.