Home / 1,627.03-2,247.14-1,102.15

Finding the Fourth Proportional to 1,627.03, 2,247.14 and 1,102.15

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Solution

The fourth proportional to 1,627.03, 2,247.14 and 1,102.15 is: 1,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.03 : 2,247.14 = 1,102.15 : x
  2. Step 2: Convert to fraction form
    1,627.03/2,247.14 = 1,102.15/x
  3. Step 3: Cross multiply
    1,627.03x = 2,247.14 × 1,102.15
  4. Step 4: Simplify right side
    1,627.03x = 2,476,684.72
  5. Step 5: Solve for x
    x = 2,476,684.72/1,627.03
  6. Step 6: Final answer
    x = 1,522.21

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1.5x scale

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.