Home / 5,446.16-8,166.36-2,159.12

Finding the Fourth Proportional to 5,446.16, 8,166.36 and 2,159.12

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Solution

The fourth proportional to 5,446.16, 8,166.36 and 2,159.12 is: 3,237.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.16 : 8,166.36 = 2,159.12 : x
  2. Step 2: Convert to fraction form
    5,446.16/8,166.36 = 2,159.12/x
  3. Step 3: Cross multiply
    5,446.16x = 8,166.36 × 2,159.12
  4. Step 4: Simplify right side
    5,446.16x = 17,632,151.20
  5. Step 5: Solve for x
    x = 17,632,151.20/5,446.16
  6. Step 6: Final answer
    x = 3,237.54

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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.