Home / 5,444.70-8,168.15-2,157.91

Finding the Fourth Proportional to 5,444.70, 8,168.15 and 2,157.91

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Solution

The fourth proportional to 5,444.70, 8,168.15 and 2,157.91 is: 3,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.70 : 8,168.15 = 2,157.91 : x
  2. Step 2: Convert to fraction form
    5,444.70/8,168.15 = 2,157.91/x
  3. Step 3: Cross multiply
    5,444.70x = 8,168.15 × 2,157.91
  4. Step 4: Simplify right side
    5,444.70x = 17,626,132.57
  5. Step 5: Solve for x
    x = 17,626,132.57/5,444.70
  6. Step 6: Final answer
    x = 3,237.30

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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.