Home / 7,525.41-11,274.75-6,418.55

Finding the Fourth Proportional to 7,525.41, 11,274.75 and 6,418.55

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Solution

The fourth proportional to 7,525.41, 11,274.75 and 6,418.55 is: 9,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.41 : 11,274.75 = 6,418.55 : x
  2. Step 2: Convert to fraction form
    7,525.41/11,274.75 = 6,418.55/x
  3. Step 3: Cross multiply
    7,525.41x = 11,274.75 × 6,418.55
  4. Step 4: Simplify right side
    7,525.41x = 72,367,490.24
  5. Step 5: Solve for x
    x = 72,367,490.24/7,525.41
  6. Step 6: Final answer
    x = 9,616.42

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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.