Home / 5,446.77-8,173.35-2,159.46

Finding the Fourth Proportional to 5,446.77, 8,173.35 and 2,159.46

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Solution

The fourth proportional to 5,446.77, 8,173.35 and 2,159.46 is: 3,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.77 : 8,173.35 = 2,159.46 : x
  2. Step 2: Convert to fraction form
    5,446.77/8,173.35 = 2,159.46/x
  3. Step 3: Cross multiply
    5,446.77x = 8,173.35 × 2,159.46
  4. Step 4: Simplify right side
    5,446.77x = 17,649,970.73
  5. Step 5: Solve for x
    x = 17,649,970.73/5,446.77
  6. Step 6: Final answer
    x = 3,240.45

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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.