Home / 5,690.22-7,852.96-3,173.15

Finding the Fourth Proportional to 5,690.22, 7,852.96 and 3,173.15

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Solution

The fourth proportional to 5,690.22, 7,852.96 and 3,173.15 is: 4,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.22 : 7,852.96 = 3,173.15 : x
  2. Step 2: Convert to fraction form
    5,690.22/7,852.96 = 3,173.15/x
  3. Step 3: Cross multiply
    5,690.22x = 7,852.96 × 3,173.15
  4. Step 4: Simplify right side
    5,690.22x = 24,918,620.02
  5. Step 5: Solve for x
    x = 24,918,620.02/5,690.22
  6. Step 6: Final answer
    x = 4,379.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.