Home / 5,719.50-8,579.57-1,823.67

Finding the Fourth Proportional to 5,719.50, 8,579.57 and 1,823.67

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Solution

The fourth proportional to 5,719.50, 8,579.57 and 1,823.67 is: 2,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.50 : 8,579.57 = 1,823.67 : x
  2. Step 2: Convert to fraction form
    5,719.50/8,579.57 = 1,823.67/x
  3. Step 3: Cross multiply
    5,719.50x = 8,579.57 × 1,823.67
  4. Step 4: Simplify right side
    5,719.50x = 15,646,295.30
  5. Step 5: Solve for x
    x = 15,646,295.30/5,719.50
  6. Step 6: Final answer
    x = 2,735.61

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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.