Home / 7,522.63-11,280.39-2,255.59

Finding the Fourth Proportional to 7,522.63, 11,280.39 and 2,255.59

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Solution

The fourth proportional to 7,522.63, 11,280.39 and 2,255.59 is: 3,382.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.63 : 11,280.39 = 2,255.59 : x
  2. Step 2: Convert to fraction form
    7,522.63/11,280.39 = 2,255.59/x
  3. Step 3: Cross multiply
    7,522.63x = 11,280.39 × 2,255.59
  4. Step 4: Simplify right side
    7,522.63x = 25,443,934.88
  5. Step 5: Solve for x
    x = 25,443,934.88/7,522.63
  6. Step 6: Final answer
    x = 3,382.32

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1.5x scale

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.