Home / 8,130.28-12,202.36-5,795.99

Finding the Fourth Proportional to 8,130.28, 12,202.36 and 5,795.99

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Solution

The fourth proportional to 8,130.28, 12,202.36 and 5,795.99 is: 8,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.28 : 12,202.36 = 5,795.99 : x
  2. Step 2: Convert to fraction form
    8,130.28/12,202.36 = 5,795.99/x
  3. Step 3: Cross multiply
    8,130.28x = 12,202.36 × 5,795.99
  4. Step 4: Simplify right side
    8,130.28x = 70,724,756.54
  5. Step 5: Solve for x
    x = 70,724,756.54/8,130.28
  6. Step 6: Final answer
    x = 8,698.94

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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.