Home / 6,180.16-9,271.11-2,018.86

Finding the Fourth Proportional to 6,180.16, 9,271.11 and 2,018.86

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Solution

The fourth proportional to 6,180.16, 9,271.11 and 2,018.86 is: 3,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.16 : 9,271.11 = 2,018.86 : x
  2. Step 2: Convert to fraction form
    6,180.16/9,271.11 = 2,018.86/x
  3. Step 3: Cross multiply
    6,180.16x = 9,271.11 × 2,018.86
  4. Step 4: Simplify right side
    6,180.16x = 18,717,073.13
  5. Step 5: Solve for x
    x = 18,717,073.13/6,180.16
  6. Step 6: Final answer
    x = 3,028.57

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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.