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Finding the Fourth Proportional to 5,510.70, 8,266.05 and 5,401.35

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Solution

The fourth proportional to 5,510.70, 8,266.05 and 5,401.35 is: 8,102.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.70 : 8,266.05 = 5,401.35 : x
  2. Step 2: Convert to fraction form
    5,510.70/8,266.05 = 5,401.35/x
  3. Step 3: Cross multiply
    5,510.70x = 8,266.05 × 5,401.35
  4. Step 4: Simplify right side
    5,510.70x = 44,647,829.17
  5. Step 5: Solve for x
    x = 44,647,829.17/5,510.70
  6. Step 6: Final answer
    x = 8,102.03

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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.