Home / 4,059.92-6,090.25-1,138.25

Finding the Fourth Proportional to 4,059.92, 6,090.25 and 1,138.25

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Solution

The fourth proportional to 4,059.92, 6,090.25 and 1,138.25 is: 1,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.92 : 6,090.25 = 1,138.25 : x
  2. Step 2: Convert to fraction form
    4,059.92/6,090.25 = 1,138.25/x
  3. Step 3: Cross multiply
    4,059.92x = 6,090.25 × 1,138.25
  4. Step 4: Simplify right side
    4,059.92x = 6,932,193.77
  5. Step 5: Solve for x
    x = 6,932,193.77/4,059.92
  6. Step 6: Final answer
    x = 1,707.47

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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.