Home / 3,470.84-4,789.66-1,898.83

Finding the Fourth Proportional to 3,470.84, 4,789.66 and 1,898.83

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Solution

The fourth proportional to 3,470.84, 4,789.66 and 1,898.83 is: 2,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.84 : 4,789.66 = 1,898.83 : x
  2. Step 2: Convert to fraction form
    3,470.84/4,789.66 = 1,898.83/x
  3. Step 3: Cross multiply
    3,470.84x = 4,789.66 × 1,898.83
  4. Step 4: Simplify right side
    3,470.84x = 9,094,750.10
  5. Step 5: Solve for x
    x = 9,094,750.10/3,470.84
  6. Step 6: Final answer
    x = 2,620.33

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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.