Home / 5,137.44-7,090.90-3,349.32

Finding the Fourth Proportional to 5,137.44, 7,090.90 and 3,349.32

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Solution

The fourth proportional to 5,137.44, 7,090.90 and 3,349.32 is: 4,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.44 : 7,090.90 = 3,349.32 : x
  2. Step 2: Convert to fraction form
    5,137.44/7,090.90 = 3,349.32/x
  3. Step 3: Cross multiply
    5,137.44x = 7,090.90 × 3,349.32
  4. Step 4: Simplify right side
    5,137.44x = 23,749,693.19
  5. Step 5: Solve for x
    x = 23,749,693.19/5,137.44
  6. Step 6: Final answer
    x = 4,622.87

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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.