Home / 4,742.79-6,545.07-2,753.43

Finding the Fourth Proportional to 4,742.79, 6,545.07 and 2,753.43

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Solution

The fourth proportional to 4,742.79, 6,545.07 and 2,753.43 is: 3,799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.79 : 6,545.07 = 2,753.43 : x
  2. Step 2: Convert to fraction form
    4,742.79/6,545.07 = 2,753.43/x
  3. Step 3: Cross multiply
    4,742.79x = 6,545.07 × 2,753.43
  4. Step 4: Simplify right side
    4,742.79x = 18,021,392.09
  5. Step 5: Solve for x
    x = 18,021,392.09/4,742.79
  6. Step 6: Final answer
    x = 3,799.74

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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.