Home / 3,049.83-4,574.13-1,887.68

Finding the Fourth Proportional to 3,049.83, 4,574.13 and 1,887.68

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Solution

The fourth proportional to 3,049.83, 4,574.13 and 1,887.68 is: 2,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.83 : 4,574.13 = 1,887.68 : x
  2. Step 2: Convert to fraction form
    3,049.83/4,574.13 = 1,887.68/x
  3. Step 3: Cross multiply
    3,049.83x = 4,574.13 × 1,887.68
  4. Step 4: Simplify right side
    3,049.83x = 8,634,493.72
  5. Step 5: Solve for x
    x = 8,634,493.72/3,049.83
  6. Step 6: Final answer
    x = 2,831.14

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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.