Home / 4,513.23-6,775.38-2,143.58

Finding the Fourth Proportional to 4,513.23, 6,775.38 and 2,143.58

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Solution

The fourth proportional to 4,513.23, 6,775.38 and 2,143.58 is: 3,217.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513.23 : 6,775.38 = 2,143.58 : x
  2. Step 2: Convert to fraction form
    4,513.23/6,775.38 = 2,143.58/x
  3. Step 3: Cross multiply
    4,513.23x = 6,775.38 × 2,143.58
  4. Step 4: Simplify right side
    4,513.23x = 14,523,535.18
  5. Step 5: Solve for x
    x = 14,523,535.18/4,513.23
  6. Step 6: Final answer
    x = 3,217.99

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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.