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Finding the Fourth Proportional to 4,487.02, 6,772.67 and 4,487.02

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Solution

The fourth proportional to 4,487.02, 6,772.67 and 4,487.02 is: 6,772.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.02 : 6,772.67 = 4,487.02 : x
  2. Step 2: Convert to fraction form
    4,487.02/6,772.67 = 4,487.02/x
  3. Step 3: Cross multiply
    4,487.02x = 6,772.67 × 4,487.02
  4. Step 4: Simplify right side
    4,487.02x = 30,389,105.74
  5. Step 5: Solve for x
    x = 30,389,105.74/4,487.02
  6. Step 6: Final answer
    x = 6,772.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.