Home / 3,004.35-4,146.18-1,678.02

Finding the Fourth Proportional to 3,004.35, 4,146.18 and 1,678.02

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Solution

The fourth proportional to 3,004.35, 4,146.18 and 1,678.02 is: 2,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.35 : 4,146.18 = 1,678.02 : x
  2. Step 2: Convert to fraction form
    3,004.35/4,146.18 = 1,678.02/x
  3. Step 3: Cross multiply
    3,004.35x = 4,146.18 × 1,678.02
  4. Step 4: Simplify right side
    3,004.35x = 6,957,372.96
  5. Step 5: Solve for x
    x = 6,957,372.96/3,004.35
  6. Step 6: Final answer
    x = 2,315.77

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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.