Home / 3,688.88-5,504.99-3,294.77

Finding the Fourth Proportional to 3,688.88, 5,504.99 and 3,294.77

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Solution

The fourth proportional to 3,688.88, 5,504.99 and 3,294.77 is: 4,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.88 : 5,504.99 = 3,294.77 : x
  2. Step 2: Convert to fraction form
    3,688.88/5,504.99 = 3,294.77/x
  3. Step 3: Cross multiply
    3,688.88x = 5,504.99 × 3,294.77
  4. Step 4: Simplify right side
    3,688.88x = 18,137,631.90
  5. Step 5: Solve for x
    x = 18,137,631.90/3,688.88
  6. Step 6: Final answer
    x = 4,916.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.