Home / 4,487.81-6,172.62-3,601.67

Finding the Fourth Proportional to 4,487.81, 6,172.62 and 3,601.67

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Solution

The fourth proportional to 4,487.81, 6,172.62 and 3,601.67 is: 4,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.81 : 6,172.62 = 3,601.67 : x
  2. Step 2: Convert to fraction form
    4,487.81/6,172.62 = 3,601.67/x
  3. Step 3: Cross multiply
    4,487.81x = 6,172.62 × 3,601.67
  4. Step 4: Simplify right side
    4,487.81x = 22,231,740.28
  5. Step 5: Solve for x
    x = 22,231,740.28/4,487.81
  6. Step 6: Final answer
    x = 4,953.81

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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.