Home / 3,068.92-4,603.38-1,119.76

Finding the Fourth Proportional to 3,068.92, 4,603.38 and 1,119.76

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Solution

The fourth proportional to 3,068.92, 4,603.38 and 1,119.76 is: 1,679.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.92 : 4,603.38 = 1,119.76 : x
  2. Step 2: Convert to fraction form
    3,068.92/4,603.38 = 1,119.76/x
  3. Step 3: Cross multiply
    3,068.92x = 4,603.38 × 1,119.76
  4. Step 4: Simplify right side
    3,068.92x = 5,154,680.79
  5. Step 5: Solve for x
    x = 5,154,680.79/3,068.92
  6. Step 6: Final answer
    x = 1,679.64

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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.