Home / 1,448.22-2,172.32-1,017.30

Finding the Fourth Proportional to 1,448.22, 2,172.32 and 1,017.30

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Solution

The fourth proportional to 1,448.22, 2,172.32 and 1,017.30 is: 1,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.22 : 2,172.32 = 1,017.30 : x
  2. Step 2: Convert to fraction form
    1,448.22/2,172.32 = 1,017.30/x
  3. Step 3: Cross multiply
    1,448.22x = 2,172.32 × 1,017.30
  4. Step 4: Simplify right side
    1,448.22x = 2,209,898.25
  5. Step 5: Solve for x
    x = 2,209,898.25/1,448.22
  6. Step 6: Final answer
    x = 1,525.94

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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.