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Finding the Fourth Proportional to 4,487.98, 6,746.55 and 4,466.11

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Solution

The fourth proportional to 4,487.98, 6,746.55 and 4,466.11 is: 6,713.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.98 : 6,746.55 = 4,466.11 : x
  2. Step 2: Convert to fraction form
    4,487.98/6,746.55 = 4,466.11/x
  3. Step 3: Cross multiply
    4,487.98x = 6,746.55 × 4,466.11
  4. Step 4: Simplify right side
    4,487.98x = 30,130,778.36
  5. Step 5: Solve for x
    x = 30,130,778.36/4,487.98
  6. Step 6: Final answer
    x = 6,713.67

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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.