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Finding the Fourth Proportional to 5,510.72, 8,266.99 and 2,737.48

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Solution

The fourth proportional to 5,510.72, 8,266.99 and 2,737.48 is: 4,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.72 : 8,266.99 = 2,737.48 : x
  2. Step 2: Convert to fraction form
    5,510.72/8,266.99 = 2,737.48/x
  3. Step 3: Cross multiply
    5,510.72x = 8,266.99 × 2,737.48
  4. Step 4: Simplify right side
    5,510.72x = 22,630,719.79
  5. Step 5: Solve for x
    x = 22,630,719.79/5,510.72
  6. Step 6: Final answer
    x = 4,106.67

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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.