Home / 5,798.24-8,697.40-2,099.78

Finding the Fourth Proportional to 5,798.24, 8,697.40 and 2,099.78

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Solution

The fourth proportional to 5,798.24, 8,697.40 and 2,099.78 is: 3,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.24 : 8,697.40 = 2,099.78 : x
  2. Step 2: Convert to fraction form
    5,798.24/8,697.40 = 2,099.78/x
  3. Step 3: Cross multiply
    5,798.24x = 8,697.40 × 2,099.78
  4. Step 4: Simplify right side
    5,798.24x = 18,262,626.57
  5. Step 5: Solve for x
    x = 18,262,626.57/5,798.24
  6. Step 6: Final answer
    x = 3,149.68

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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.