Home / 4,060.07-6,090.34-1,138.61

Finding the Fourth Proportional to 4,060.07, 6,090.34 and 1,138.61

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Solution

The fourth proportional to 4,060.07, 6,090.34 and 1,138.61 is: 1,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.07 : 6,090.34 = 1,138.61 : x
  2. Step 2: Convert to fraction form
    4,060.07/6,090.34 = 1,138.61/x
  3. Step 3: Cross multiply
    4,060.07x = 6,090.34 × 1,138.61
  4. Step 4: Simplify right side
    4,060.07x = 6,934,502.28
  5. Step 5: Solve for x
    x = 6,934,502.28/4,060.07
  6. Step 6: Final answer
    x = 1,707.97

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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.