Home / 5,643.36-8,466.48-1,747.80

Finding the Fourth Proportional to 5,643.36, 8,466.48 and 1,747.80

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Solution

The fourth proportional to 5,643.36, 8,466.48 and 1,747.80 is: 2,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.36 : 8,466.48 = 1,747.80 : x
  2. Step 2: Convert to fraction form
    5,643.36/8,466.48 = 1,747.80/x
  3. Step 3: Cross multiply
    5,643.36x = 8,466.48 × 1,747.80
  4. Step 4: Simplify right side
    5,643.36x = 14,797,713.74
  5. Step 5: Solve for x
    x = 14,797,713.74/5,643.36
  6. Step 6: Final answer
    x = 2,622.15

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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.