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Finding the Fourth Proportional to 5,503.36, 8,255.08 and 1,610.48

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Solution

The fourth proportional to 5,503.36, 8,255.08 and 1,610.48 is: 2,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.36 : 8,255.08 = 1,610.48 : x
  2. Step 2: Convert to fraction form
    5,503.36/8,255.08 = 1,610.48/x
  3. Step 3: Cross multiply
    5,503.36x = 8,255.08 × 1,610.48
  4. Step 4: Simplify right side
    5,503.36x = 13,294,641.24
  5. Step 5: Solve for x
    x = 13,294,641.24/5,503.36
  6. Step 6: Final answer
    x = 2,415.73

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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.