Home / 7,328.81-10,995.04-2,134.69

Finding the Fourth Proportional to 7,328.81, 10,995.04 and 2,134.69

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Solution

The fourth proportional to 7,328.81, 10,995.04 and 2,134.69 is: 3,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.81 : 10,995.04 = 2,134.69 : x
  2. Step 2: Convert to fraction form
    7,328.81/10,995.04 = 2,134.69/x
  3. Step 3: Cross multiply
    7,328.81x = 10,995.04 × 2,134.69
  4. Step 4: Simplify right side
    7,328.81x = 23,470,977.12
  5. Step 5: Solve for x
    x = 23,470,977.12/7,328.81
  6. Step 6: Final answer
    x = 3,202.56

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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.