Home / 7,281.36-10,923.12-2,664

Finding the Fourth Proportional to 7,281.36, 10,923.12 and 2,664

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Solution

The fourth proportional to 7,281.36, 10,923.12 and 2,664 is: 3,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.36 : 10,923.12 = 2,664 : x
  2. Step 2: Convert to fraction form
    7,281.36/10,923.12 = 2,664/x
  3. Step 3: Cross multiply
    7,281.36x = 10,923.12 × 2,664
  4. Step 4: Simplify right side
    7,281.36x = 29,099,191.68
  5. Step 5: Solve for x
    x = 29,099,191.68/7,281.36
  6. Step 6: Final answer
    x = 3,996.40

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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.