Home / 5,166.38-7,749.57-1,703.63

Finding the Fourth Proportional to 5,166.38, 7,749.57 and 1,703.63

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Solution

The fourth proportional to 5,166.38, 7,749.57 and 1,703.63 is: 2,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.38 : 7,749.57 = 1,703.63 : x
  2. Step 2: Convert to fraction form
    5,166.38/7,749.57 = 1,703.63/x
  3. Step 3: Cross multiply
    5,166.38x = 7,749.57 × 1,703.63
  4. Step 4: Simplify right side
    5,166.38x = 13,202,354.80
  5. Step 5: Solve for x
    x = 13,202,354.80/5,166.38
  6. Step 6: Final answer
    x = 2,555.44

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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.