Home / 3,470.03-4,788.68-1,898.17

Finding the Fourth Proportional to 3,470.03, 4,788.68 and 1,898.17

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Solution

The fourth proportional to 3,470.03, 4,788.68 and 1,898.17 is: 2,619.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.03 : 4,788.68 = 1,898.17 : x
  2. Step 2: Convert to fraction form
    3,470.03/4,788.68 = 1,898.17/x
  3. Step 3: Cross multiply
    3,470.03x = 4,788.68 × 1,898.17
  4. Step 4: Simplify right side
    3,470.03x = 9,089,728.72
  5. Step 5: Solve for x
    x = 9,089,728.72/3,470.03
  6. Step 6: Final answer
    x = 2,619.50

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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.