Home / 5,510.29-8,263.58-1,999.56

Finding the Fourth Proportional to 5,510.29, 8,263.58 and 1,999.56

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Solution

The fourth proportional to 5,510.29, 8,263.58 and 1,999.56 is: 2,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.29 : 8,263.58 = 1,999.56 : x
  2. Step 2: Convert to fraction form
    5,510.29/8,263.58 = 1,999.56/x
  3. Step 3: Cross multiply
    5,510.29x = 8,263.58 × 1,999.56
  4. Step 4: Simplify right side
    5,510.29x = 16,523,545.02
  5. Step 5: Solve for x
    x = 16,523,545.02/5,510.29
  6. Step 6: Final answer
    x = 2,998.67

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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.