Home / 5,687.00-7,847.73-3,134.67

Finding the Fourth Proportional to 5,687.00, 7,847.73 and 3,134.67

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Solution

The fourth proportional to 5,687.00, 7,847.73 and 3,134.67 is: 4,325.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.00 : 7,847.73 = 3,134.67 : x
  2. Step 2: Convert to fraction form
    5,687.00/7,847.73 = 3,134.67/x
  3. Step 3: Cross multiply
    5,687.00x = 7,847.73 × 3,134.67
  4. Step 4: Simplify right side
    5,687.00x = 24,600,043.80
  5. Step 5: Solve for x
    x = 24,600,043.80/5,687.00
  6. Step 6: Final answer
    x = 4,325.67

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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.