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Finding the Fourth Proportional to 5,673.83, 8,506.14 and 2,551.55

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Solution

The fourth proportional to 5,673.83, 8,506.14 and 2,551.55 is: 3,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.83 : 8,506.14 = 2,551.55 : x
  2. Step 2: Convert to fraction form
    5,673.83/8,506.14 = 2,551.55/x
  3. Step 3: Cross multiply
    5,673.83x = 8,506.14 × 2,551.55
  4. Step 4: Simplify right side
    5,673.83x = 21,703,841.52
  5. Step 5: Solve for x
    x = 21,703,841.52/5,673.83
  6. Step 6: Final answer
    x = 3,825.25

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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.