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Finding the Fourth Proportional to 5,483.57, 8,214.99 and 2,706.99

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Solution

The fourth proportional to 5,483.57, 8,214.99 and 2,706.99 is: 4,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.57 : 8,214.99 = 2,706.99 : x
  2. Step 2: Convert to fraction form
    5,483.57/8,214.99 = 2,706.99/x
  3. Step 3: Cross multiply
    5,483.57x = 8,214.99 × 2,706.99
  4. Step 4: Simplify right side
    5,483.57x = 22,237,895.78
  5. Step 5: Solve for x
    x = 22,237,895.78/5,483.57
  6. Step 6: Final answer
    x = 4,055.37

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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.