Home / 6,466.18-9,699.82-1,786.19

Finding the Fourth Proportional to 6,466.18, 9,699.82 and 1,786.19

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Solution

The fourth proportional to 6,466.18, 9,699.82 and 1,786.19 is: 2,679.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.18 : 9,699.82 = 1,786.19 : x
  2. Step 2: Convert to fraction form
    6,466.18/9,699.82 = 1,786.19/x
  3. Step 3: Cross multiply
    6,466.18x = 9,699.82 × 1,786.19
  4. Step 4: Simplify right side
    6,466.18x = 17,325,721.49
  5. Step 5: Solve for x
    x = 17,325,721.49/6,466.18
  6. Step 6: Final answer
    x = 2,679.44

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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.