Home / 3,049.47-4,572.58-1,200.51

Finding the Fourth Proportional to 3,049.47, 4,572.58 and 1,200.51

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Solution

The fourth proportional to 3,049.47, 4,572.58 and 1,200.51 is: 1,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.47 : 4,572.58 = 1,200.51 : x
  2. Step 2: Convert to fraction form
    3,049.47/4,572.58 = 1,200.51/x
  3. Step 3: Cross multiply
    3,049.47x = 4,572.58 × 1,200.51
  4. Step 4: Simplify right side
    3,049.47x = 5,489,402.15
  5. Step 5: Solve for x
    x = 5,489,402.15/3,049.47
  6. Step 6: Final answer
    x = 1,800.12

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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.