Home / 5,449.04-8,173.48-1,345.04

Finding the Fourth Proportional to 5,449.04, 8,173.48 and 1,345.04

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Solution

The fourth proportional to 5,449.04, 8,173.48 and 1,345.04 is: 2,017.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.04 : 8,173.48 = 1,345.04 : x
  2. Step 2: Convert to fraction form
    5,449.04/8,173.48 = 1,345.04/x
  3. Step 3: Cross multiply
    5,449.04x = 8,173.48 × 1,345.04
  4. Step 4: Simplify right side
    5,449.04x = 10,993,657.54
  5. Step 5: Solve for x
    x = 10,993,657.54/5,449.04
  6. Step 6: Final answer
    x = 2,017.54

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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.