Home / 5,383.01-8,074.51-1,487.42

Finding the Fourth Proportional to 5,383.01, 8,074.51 and 1,487.42

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Solution

The fourth proportional to 5,383.01, 8,074.51 and 1,487.42 is: 2,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.01 : 8,074.51 = 1,487.42 : x
  2. Step 2: Convert to fraction form
    5,383.01/8,074.51 = 1,487.42/x
  3. Step 3: Cross multiply
    5,383.01x = 8,074.51 × 1,487.42
  4. Step 4: Simplify right side
    5,383.01x = 12,010,147.29
  5. Step 5: Solve for x
    x = 12,010,147.29/5,383.01
  6. Step 6: Final answer
    x = 2,231.12

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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.