Home / 5,709.13-8,571.39-2,937.76

Finding the Fourth Proportional to 5,709.13, 8,571.39 and 2,937.76

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Solution

The fourth proportional to 5,709.13, 8,571.39 and 2,937.76 is: 4,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,709.13 : 8,571.39 = 2,937.76 : x
  2. Step 2: Convert to fraction form
    5,709.13/8,571.39 = 2,937.76/x
  3. Step 3: Cross multiply
    5,709.13x = 8,571.39 × 2,937.76
  4. Step 4: Simplify right side
    5,709.13x = 25,180,686.69
  5. Step 5: Solve for x
    x = 25,180,686.69/5,709.13
  6. Step 6: Final answer
    x = 4,410.60

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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.