Home / 4,170.63-6,256.33-1,538.03

Finding the Fourth Proportional to 4,170.63, 6,256.33 and 1,538.03

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Solution

The fourth proportional to 4,170.63, 6,256.33 and 1,538.03 is: 2,307.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.63 : 6,256.33 = 1,538.03 : x
  2. Step 2: Convert to fraction form
    4,170.63/6,256.33 = 1,538.03/x
  3. Step 3: Cross multiply
    4,170.63x = 6,256.33 × 1,538.03
  4. Step 4: Simplify right side
    4,170.63x = 9,622,391.95
  5. Step 5: Solve for x
    x = 9,622,391.95/4,170.63
  6. Step 6: Final answer
    x = 2,307.18

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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.