Home / 3,688.63-5,504.62-3,294.52

Finding the Fourth Proportional to 3,688.63, 5,504.62 and 3,294.52

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Solution

The fourth proportional to 3,688.63, 5,504.62 and 3,294.52 is: 4,916.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.63 : 5,504.62 = 3,294.52 : x
  2. Step 2: Convert to fraction form
    3,688.63/5,504.62 = 3,294.52/x
  3. Step 3: Cross multiply
    3,688.63x = 5,504.62 × 3,294.52
  4. Step 4: Simplify right side
    3,688.63x = 18,135,080.68
  5. Step 5: Solve for x
    x = 18,135,080.68/3,688.63
  6. Step 6: Final answer
    x = 4,916.48

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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.