Home / 3,745.60-5,166.08-2,349.12

Finding the Fourth Proportional to 3,745.60, 5,166.08 and 2,349.12

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Solution

The fourth proportional to 3,745.60, 5,166.08 and 2,349.12 is: 3,240.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.60 : 5,166.08 = 2,349.12 : x
  2. Step 2: Convert to fraction form
    3,745.60/5,166.08 = 2,349.12/x
  3. Step 3: Cross multiply
    3,745.60x = 5,166.08 × 2,349.12
  4. Step 4: Simplify right side
    3,745.60x = 12,135,741.85
  5. Step 5: Solve for x
    x = 12,135,741.85/3,745.60
  6. Step 6: Final answer
    x = 3,240.00

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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.