Home / 2,826.86-4,236.81-2,049.53

Finding the Fourth Proportional to 2,826.86, 4,236.81 and 2,049.53

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Solution

The fourth proportional to 2,826.86, 4,236.81 and 2,049.53 is: 3,071.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.86 : 4,236.81 = 2,049.53 : x
  2. Step 2: Convert to fraction form
    2,826.86/4,236.81 = 2,049.53/x
  3. Step 3: Cross multiply
    2,826.86x = 4,236.81 × 2,049.53
  4. Step 4: Simplify right side
    2,826.86x = 8,683,472.11
  5. Step 5: Solve for x
    x = 8,683,472.11/2,826.86
  6. Step 6: Final answer
    x = 3,071.77

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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.