Home / 1,930.60-2,893.74-1,545.04

Finding the Fourth Proportional to 1,930.60, 2,893.74 and 1,545.04

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Solution

The fourth proportional to 1,930.60, 2,893.74 and 1,545.04 is: 2,315.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.60 : 2,893.74 = 1,545.04 : x
  2. Step 2: Convert to fraction form
    1,930.60/2,893.74 = 1,545.04/x
  3. Step 3: Cross multiply
    1,930.60x = 2,893.74 × 1,545.04
  4. Step 4: Simplify right side
    1,930.60x = 4,470,944.05
  5. Step 5: Solve for x
    x = 4,470,944.05/1,930.60
  6. Step 6: Final answer
    x = 2,315.83

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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.