Home / 5,645.80-8,466.24-1,749.30

Finding the Fourth Proportional to 5,645.80, 8,466.24 and 1,749.30

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Solution

The fourth proportional to 5,645.80, 8,466.24 and 1,749.30 is: 2,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.80 : 8,466.24 = 1,749.30 : x
  2. Step 2: Convert to fraction form
    5,645.80/8,466.24 = 1,749.30/x
  3. Step 3: Cross multiply
    5,645.80x = 8,466.24 × 1,749.30
  4. Step 4: Simplify right side
    5,645.80x = 14,809,993.63
  5. Step 5: Solve for x
    x = 14,809,993.63/5,645.80
  6. Step 6: Final answer
    x = 2,623.19

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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.