Home / 3,018.93-4,165.27-1,956.74

Finding the Fourth Proportional to 3,018.93, 4,165.27 and 1,956.74

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Solution

The fourth proportional to 3,018.93, 4,165.27 and 1,956.74 is: 2,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.93 : 4,165.27 = 1,956.74 : x
  2. Step 2: Convert to fraction form
    3,018.93/4,165.27 = 1,956.74/x
  3. Step 3: Cross multiply
    3,018.93x = 4,165.27 × 1,956.74
  4. Step 4: Simplify right side
    3,018.93x = 8,150,373.22
  5. Step 5: Solve for x
    x = 8,150,373.22/3,018.93
  6. Step 6: Final answer
    x = 2,699.75

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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.