Home / 4,060.95-6,090.72-1,138.59

Finding the Fourth Proportional to 4,060.95, 6,090.72 and 1,138.59

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Solution

The fourth proportional to 4,060.95, 6,090.72 and 1,138.59 is: 1,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.95 : 6,090.72 = 1,138.59 : x
  2. Step 2: Convert to fraction form
    4,060.95/6,090.72 = 1,138.59/x
  3. Step 3: Cross multiply
    4,060.95x = 6,090.72 × 1,138.59
  4. Step 4: Simplify right side
    4,060.95x = 6,934,832.88
  5. Step 5: Solve for x
    x = 6,934,832.88/4,060.95
  6. Step 6: Final answer
    x = 1,707.69

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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.