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Finding the Fourth Proportional to 3,460.02, 4,775.50 and 3,249.02

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Solution

The fourth proportional to 3,460.02, 4,775.50 and 3,249.02 is: 4,484.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.02 : 4,775.50 = 3,249.02 : x
  2. Step 2: Convert to fraction form
    3,460.02/4,775.50 = 3,249.02/x
  3. Step 3: Cross multiply
    3,460.02x = 4,775.50 × 3,249.02
  4. Step 4: Simplify right side
    3,460.02x = 15,515,695.01
  5. Step 5: Solve for x
    x = 15,515,695.01/3,460.02
  6. Step 6: Final answer
    x = 4,484.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.