Home / 1,448.62-2,172.93-1,017.70

Finding the Fourth Proportional to 1,448.62, 2,172.93 and 1,017.70

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Solution

The fourth proportional to 1,448.62, 2,172.93 and 1,017.70 is: 1,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.62 : 2,172.93 = 1,017.70 : x
  2. Step 2: Convert to fraction form
    1,448.62/2,172.93 = 1,017.70/x
  3. Step 3: Cross multiply
    1,448.62x = 2,172.93 × 1,017.70
  4. Step 4: Simplify right side
    1,448.62x = 2,211,390.86
  5. Step 5: Solve for x
    x = 2,211,390.86/1,448.62
  6. Step 6: Final answer
    x = 1,526.55

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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.