Home / 3,093.48-4,269.96-1,916.28

Finding the Fourth Proportional to 3,093.48, 4,269.96 and 1,916.28

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Solution

The fourth proportional to 3,093.48, 4,269.96 and 1,916.28 is: 2,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.48 : 4,269.96 = 1,916.28 : x
  2. Step 2: Convert to fraction form
    3,093.48/4,269.96 = 1,916.28/x
  3. Step 3: Cross multiply
    3,093.48x = 4,269.96 × 1,916.28
  4. Step 4: Simplify right side
    3,093.48x = 8,182,438.95
  5. Step 5: Solve for x
    x = 8,182,438.95/3,093.48
  6. Step 6: Final answer
    x = 2,645.06

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1.5x scale

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.