Home / 4,587.92-6,876.98-1,813.39

Finding the Fourth Proportional to 4,587.92, 6,876.98 and 1,813.39

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Solution

The fourth proportional to 4,587.92, 6,876.98 and 1,813.39 is: 2,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.92 : 6,876.98 = 1,813.39 : x
  2. Step 2: Convert to fraction form
    4,587.92/6,876.98 = 1,813.39/x
  3. Step 3: Cross multiply
    4,587.92x = 6,876.98 × 1,813.39
  4. Step 4: Simplify right side
    4,587.92x = 12,470,622.20
  5. Step 5: Solve for x
    x = 12,470,622.20/4,587.92
  6. Step 6: Final answer
    x = 2,718.15

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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.