Home / 2,461.03-3,686.62-1,679.09

Finding the Fourth Proportional to 2,461.03, 3,686.62 and 1,679.09

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Solution

The fourth proportional to 2,461.03, 3,686.62 and 1,679.09 is: 2,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.03 : 3,686.62 = 1,679.09 : x
  2. Step 2: Convert to fraction form
    2,461.03/3,686.62 = 1,679.09/x
  3. Step 3: Cross multiply
    2,461.03x = 3,686.62 × 1,679.09
  4. Step 4: Simplify right side
    2,461.03x = 6,190,174.40
  5. Step 5: Solve for x
    x = 6,190,174.40/2,461.03
  6. Step 6: Final answer
    x = 2,515.28

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1.5x scale

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.