Home / 5,715.05-8,570.40-2,016.59

Finding the Fourth Proportional to 5,715.05, 8,570.40 and 2,016.59

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Solution

The fourth proportional to 5,715.05, 8,570.40 and 2,016.59 is: 3,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.05 : 8,570.40 = 2,016.59 : x
  2. Step 2: Convert to fraction form
    5,715.05/8,570.40 = 2,016.59/x
  3. Step 3: Cross multiply
    5,715.05x = 8,570.40 × 2,016.59
  4. Step 4: Simplify right side
    5,715.05x = 17,282,982.94
  5. Step 5: Solve for x
    x = 17,282,982.94/5,715.05
  6. Step 6: Final answer
    x = 3,024.12

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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.