Home / 3,440.05-5,159.32-1,683.23

Finding the Fourth Proportional to 3,440.05, 5,159.32 and 1,683.23

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Solution

The fourth proportional to 3,440.05, 5,159.32 and 1,683.23 is: 2,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.05 : 5,159.32 = 1,683.23 : x
  2. Step 2: Convert to fraction form
    3,440.05/5,159.32 = 1,683.23/x
  3. Step 3: Cross multiply
    3,440.05x = 5,159.32 × 1,683.23
  4. Step 4: Simplify right side
    3,440.05x = 8,684,322.20
  5. Step 5: Solve for x
    x = 8,684,322.20/3,440.05
  6. Step 6: Final answer
    x = 2,524.48

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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.