Home / 5,721.93-8,583.12-2,210.67

Finding the Fourth Proportional to 5,721.93, 8,583.12 and 2,210.67

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Solution

The fourth proportional to 5,721.93, 8,583.12 and 2,210.67 is: 3,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.93 : 8,583.12 = 2,210.67 : x
  2. Step 2: Convert to fraction form
    5,721.93/8,583.12 = 2,210.67/x
  3. Step 3: Cross multiply
    5,721.93x = 8,583.12 × 2,210.67
  4. Step 4: Simplify right side
    5,721.93x = 18,974,445.89
  5. Step 5: Solve for x
    x = 18,974,445.89/5,721.93
  6. Step 6: Final answer
    x = 3,316.09

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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.