Home / 7,522.88-10,381.74-4,874.90

Finding the Fourth Proportional to 7,522.88, 10,381.74 and 4,874.90

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Solution

The fourth proportional to 7,522.88, 10,381.74 and 4,874.90 is: 6,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.88 : 10,381.74 = 4,874.90 : x
  2. Step 2: Convert to fraction form
    7,522.88/10,381.74 = 4,874.90/x
  3. Step 3: Cross multiply
    7,522.88x = 10,381.74 × 4,874.90
  4. Step 4: Simplify right side
    7,522.88x = 50,609,944.33
  5. Step 5: Solve for x
    x = 50,609,944.33/7,522.88
  6. Step 6: Final answer
    x = 6,727.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.