Home / 2,989.23-4,484.61-1,346.91

Finding the Fourth Proportional to 2,989.23, 4,484.61 and 1,346.91

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Solution

The fourth proportional to 2,989.23, 4,484.61 and 1,346.91 is: 2,020.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989.23 : 4,484.61 = 1,346.91 : x
  2. Step 2: Convert to fraction form
    2,989.23/4,484.61 = 1,346.91/x
  3. Step 3: Cross multiply
    2,989.23x = 4,484.61 × 1,346.91
  4. Step 4: Simplify right side
    2,989.23x = 6,040,366.06
  5. Step 5: Solve for x
    x = 6,040,366.06/2,989.23
  6. Step 6: Final answer
    x = 2,020.71

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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.