Home / 1,461.93-2,190.46-1,028.17

Finding the Fourth Proportional to 1,461.93, 2,190.46 and 1,028.17

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Solution

The fourth proportional to 1,461.93, 2,190.46 and 1,028.17 is: 1,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.93 : 2,190.46 = 1,028.17 : x
  2. Step 2: Convert to fraction form
    1,461.93/2,190.46 = 1,028.17/x
  3. Step 3: Cross multiply
    1,461.93x = 2,190.46 × 1,028.17
  4. Step 4: Simplify right side
    1,461.93x = 2,252,165.26
  5. Step 5: Solve for x
    x = 2,252,165.26/1,461.93
  6. Step 6: Final answer
    x = 1,540.54

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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.