Home / 7,022.30-10,532.85-2,862.74

Finding the Fourth Proportional to 7,022.30, 10,532.85 and 2,862.74

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Solution

The fourth proportional to 7,022.30, 10,532.85 and 2,862.74 is: 4,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.30 : 10,532.85 = 2,862.74 : x
  2. Step 2: Convert to fraction form
    7,022.30/10,532.85 = 2,862.74/x
  3. Step 3: Cross multiply
    7,022.30x = 10,532.85 × 2,862.74
  4. Step 4: Simplify right side
    7,022.30x = 30,152,811.01
  5. Step 5: Solve for x
    x = 30,152,811.01/7,022.30
  6. Step 6: Final answer
    x = 4,293.87

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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.