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Finding the Fourth Proportional to 3,646.54, 5,469.27 and 1,337.50

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Solution

The fourth proportional to 3,646.54, 5,469.27 and 1,337.50 is: 2,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.54 : 5,469.27 = 1,337.50 : x
  2. Step 2: Convert to fraction form
    3,646.54/5,469.27 = 1,337.50/x
  3. Step 3: Cross multiply
    3,646.54x = 5,469.27 × 1,337.50
  4. Step 4: Simplify right side
    3,646.54x = 7,315,148.63
  5. Step 5: Solve for x
    x = 7,315,148.63/3,646.54
  6. Step 6: Final answer
    x = 2,006.05

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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.