Home / 6,381.72-9,571.08-2,432.16

Finding the Fourth Proportional to 6,381.72, 9,571.08 and 2,432.16

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Solution

The fourth proportional to 6,381.72, 9,571.08 and 2,432.16 is: 3,647.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.72 : 9,571.08 = 2,432.16 : x
  2. Step 2: Convert to fraction form
    6,381.72/9,571.08 = 2,432.16/x
  3. Step 3: Cross multiply
    6,381.72x = 9,571.08 × 2,432.16
  4. Step 4: Simplify right side
    6,381.72x = 23,278,397.93
  5. Step 5: Solve for x
    x = 23,278,397.93/6,381.72
  6. Step 6: Final answer
    x = 3,647.67

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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.