Home / 3,688.25-5,519.38-2,302.24

Finding the Fourth Proportional to 3,688.25, 5,519.38 and 2,302.24

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Solution

The fourth proportional to 3,688.25, 5,519.38 and 2,302.24 is: 3,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.25 : 5,519.38 = 2,302.24 : x
  2. Step 2: Convert to fraction form
    3,688.25/5,519.38 = 2,302.24/x
  3. Step 3: Cross multiply
    3,688.25x = 5,519.38 × 2,302.24
  4. Step 4: Simplify right side
    3,688.25x = 12,706,937.41
  5. Step 5: Solve for x
    x = 12,706,937.41/3,688.25
  6. Step 6: Final answer
    x = 3,445.25

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1.5x scale

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.