Home / 2,954.78-4,430.57-1,470.75

Finding the Fourth Proportional to 2,954.78, 4,430.57 and 1,470.75

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Solution

The fourth proportional to 2,954.78, 4,430.57 and 1,470.75 is: 2,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.78 : 4,430.57 = 1,470.75 : x
  2. Step 2: Convert to fraction form
    2,954.78/4,430.57 = 1,470.75/x
  3. Step 3: Cross multiply
    2,954.78x = 4,430.57 × 1,470.75
  4. Step 4: Simplify right side
    2,954.78x = 6,516,260.83
  5. Step 5: Solve for x
    x = 6,516,260.83/2,954.78
  6. Step 6: Final answer
    x = 2,205.33

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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.