Home / 7,289.01-10,931.49-2,022.81

Finding the Fourth Proportional to 7,289.01, 10,931.49 and 2,022.81

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Solution

The fourth proportional to 7,289.01, 10,931.49 and 2,022.81 is: 3,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.01 : 10,931.49 = 2,022.81 : x
  2. Step 2: Convert to fraction form
    7,289.01/10,931.49 = 2,022.81/x
  3. Step 3: Cross multiply
    7,289.01x = 10,931.49 × 2,022.81
  4. Step 4: Simplify right side
    7,289.01x = 22,112,327.29
  5. Step 5: Solve for x
    x = 22,112,327.29/7,289.01
  6. Step 6: Final answer
    x = 3,033.65

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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.