Home / 2,823.92-4,235.98-1,068.74

Finding the Fourth Proportional to 2,823.92, 4,235.98 and 1,068.74

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Solution

The fourth proportional to 2,823.92, 4,235.98 and 1,068.74 is: 1,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.92 : 4,235.98 = 1,068.74 : x
  2. Step 2: Convert to fraction form
    2,823.92/4,235.98 = 1,068.74/x
  3. Step 3: Cross multiply
    2,823.92x = 4,235.98 × 1,068.74
  4. Step 4: Simplify right side
    2,823.92x = 4,527,161.27
  5. Step 5: Solve for x
    x = 4,527,161.27/2,823.92
  6. Step 6: Final answer
    x = 1,603.15

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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.