Home / 5,445.53-8,168.13-3,239.49

Finding the Fourth Proportional to 5,445.53, 8,168.13 and 3,239.49

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Solution

The fourth proportional to 5,445.53, 8,168.13 and 3,239.49 is: 4,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.53 : 8,168.13 = 3,239.49 : x
  2. Step 2: Convert to fraction form
    5,445.53/8,168.13 = 3,239.49/x
  3. Step 3: Cross multiply
    5,445.53x = 8,168.13 × 3,239.49
  4. Step 4: Simplify right side
    5,445.53x = 26,460,575.45
  5. Step 5: Solve for x
    x = 26,460,575.45/5,445.53
  6. Step 6: Final answer
    x = 4,859.14

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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.