Home / 1,768.61-2,647.44-1,506.17

Finding the Fourth Proportional to 1,768.61, 2,647.44 and 1,506.17

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Solution

The fourth proportional to 1,768.61, 2,647.44 and 1,506.17 is: 2,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768.61 : 2,647.44 = 1,506.17 : x
  2. Step 2: Convert to fraction form
    1,768.61/2,647.44 = 1,506.17/x
  3. Step 3: Cross multiply
    1,768.61x = 2,647.44 × 1,506.17
  4. Step 4: Simplify right side
    1,768.61x = 3,987,494.70
  5. Step 5: Solve for x
    x = 3,987,494.70/1,768.61
  6. Step 6: Final answer
    x = 2,254.59

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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.