Home / 3,050.43-4,211.64-1,916.58

Finding the Fourth Proportional to 3,050.43, 4,211.64 and 1,916.58

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Solution

The fourth proportional to 3,050.43, 4,211.64 and 1,916.58 is: 2,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.43 : 4,211.64 = 1,916.58 : x
  2. Step 2: Convert to fraction form
    3,050.43/4,211.64 = 1,916.58/x
  3. Step 3: Cross multiply
    3,050.43x = 4,211.64 × 1,916.58
  4. Step 4: Simplify right side
    3,050.43x = 8,071,944.99
  5. Step 5: Solve for x
    x = 8,071,944.99/3,050.43
  6. Step 6: Final answer
    x = 2,646.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.