Home / 4,194.05-6,289.72-1,854.00

Finding the Fourth Proportional to 4,194.05, 6,289.72 and 1,854.00

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Solution

The fourth proportional to 4,194.05, 6,289.72 and 1,854.00 is: 2,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.05 : 6,289.72 = 1,854.00 : x
  2. Step 2: Convert to fraction form
    4,194.05/6,289.72 = 1,854.00/x
  3. Step 3: Cross multiply
    4,194.05x = 6,289.72 × 1,854.00
  4. Step 4: Simplify right side
    4,194.05x = 11,661,109.20
  5. Step 5: Solve for x
    x = 11,661,109.20/4,194.05
  6. Step 6: Final answer
    x = 2,780.40

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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.