Home / 7,244.22-10,869.46-3,911.81

Finding the Fourth Proportional to 7,244.22, 10,869.46 and 3,911.81

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Solution

The fourth proportional to 7,244.22, 10,869.46 and 3,911.81 is: 5,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.22 : 10,869.46 = 3,911.81 : x
  2. Step 2: Convert to fraction form
    7,244.22/10,869.46 = 3,911.81/x
  3. Step 3: Cross multiply
    7,244.22x = 10,869.46 × 3,911.81
  4. Step 4: Simplify right side
    7,244.22x = 42,519,253.71
  5. Step 5: Solve for x
    x = 42,519,253.71/7,244.22
  6. Step 6: Final answer
    x = 5,869.40

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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.