Home / 5,800.15-8,004.23-3,147.58

Finding the Fourth Proportional to 5,800.15, 8,004.23 and 3,147.58

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Solution

The fourth proportional to 5,800.15, 8,004.23 and 3,147.58 is: 4,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.15 : 8,004.23 = 3,147.58 : x
  2. Step 2: Convert to fraction form
    5,800.15/8,004.23 = 3,147.58/x
  3. Step 3: Cross multiply
    5,800.15x = 8,004.23 × 3,147.58
  4. Step 4: Simplify right side
    5,800.15x = 25,193,954.26
  5. Step 5: Solve for x
    x = 25,193,954.26/5,800.15
  6. Step 6: Final answer
    x = 4,343.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.