Home / 3,068.74-4,603.19-1,220.73

Finding the Fourth Proportional to 3,068.74, 4,603.19 and 1,220.73

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Solution

The fourth proportional to 3,068.74, 4,603.19 and 1,220.73 is: 1,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.74 : 4,603.19 = 1,220.73 : x
  2. Step 2: Convert to fraction form
    3,068.74/4,603.19 = 1,220.73/x
  3. Step 3: Cross multiply
    3,068.74x = 4,603.19 × 1,220.73
  4. Step 4: Simplify right side
    3,068.74x = 5,619,252.13
  5. Step 5: Solve for x
    x = 5,619,252.13/3,068.74
  6. Step 6: Final answer
    x = 1,831.13

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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.