Home / 5,345.24-8,017.86-2,881.22

Finding the Fourth Proportional to 5,345.24, 8,017.86 and 2,881.22

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Solution

The fourth proportional to 5,345.24, 8,017.86 and 2,881.22 is: 4,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.24 : 8,017.86 = 2,881.22 : x
  2. Step 2: Convert to fraction form
    5,345.24/8,017.86 = 2,881.22/x
  3. Step 3: Cross multiply
    5,345.24x = 8,017.86 × 2,881.22
  4. Step 4: Simplify right side
    5,345.24x = 23,101,191.34
  5. Step 5: Solve for x
    x = 23,101,191.34/5,345.24
  6. Step 6: Final answer
    x = 4,321.83

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Similar ratio
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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.