Home / 2,954.30-4,430.04-1,722.07

Finding the Fourth Proportional to 2,954.30, 4,430.04 and 1,722.07

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Solution

The fourth proportional to 2,954.30, 4,430.04 and 1,722.07 is: 2,582.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.30 : 4,430.04 = 1,722.07 : x
  2. Step 2: Convert to fraction form
    2,954.30/4,430.04 = 1,722.07/x
  3. Step 3: Cross multiply
    2,954.30x = 4,430.04 × 1,722.07
  4. Step 4: Simplify right side
    2,954.30x = 7,628,816.83
  5. Step 5: Solve for x
    x = 7,628,816.83/2,954.30
  6. Step 6: Final answer
    x = 2,582.28

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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.