Home / 3,548.54-4,861.52-3,415.53

Finding the Fourth Proportional to 3,548.54, 4,861.52 and 3,415.53

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Solution

The fourth proportional to 3,548.54, 4,861.52 and 3,415.53 is: 4,679.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.54 : 4,861.52 = 3,415.53 : x
  2. Step 2: Convert to fraction form
    3,548.54/4,861.52 = 3,415.53/x
  3. Step 3: Cross multiply
    3,548.54x = 4,861.52 × 3,415.53
  4. Step 4: Simplify right side
    3,548.54x = 16,604,675.94
  5. Step 5: Solve for x
    x = 16,604,675.94/3,548.54
  6. Step 6: Final answer
    x = 4,679.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.