Home / 5,718.83-8,572.37-2,206.67

Finding the Fourth Proportional to 5,718.83, 8,572.37 and 2,206.67

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Solution

The fourth proportional to 5,718.83, 8,572.37 and 2,206.67 is: 3,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.83 : 8,572.37 = 2,206.67 : x
  2. Step 2: Convert to fraction form
    5,718.83/8,572.37 = 2,206.67/x
  3. Step 3: Cross multiply
    5,718.83x = 8,572.37 × 2,206.67
  4. Step 4: Simplify right side
    5,718.83x = 18,916,337.81
  5. Step 5: Solve for x
    x = 18,916,337.81/5,718.83
  6. Step 6: Final answer
    x = 3,307.73

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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.