Home / 5,273.60-7,910.76-1,763.48

Finding the Fourth Proportional to 5,273.60, 7,910.76 and 1,763.48

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Solution

The fourth proportional to 5,273.60, 7,910.76 and 1,763.48 is: 2,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.60 : 7,910.76 = 1,763.48 : x
  2. Step 2: Convert to fraction form
    5,273.60/7,910.76 = 1,763.48/x
  3. Step 3: Cross multiply
    5,273.60x = 7,910.76 × 1,763.48
  4. Step 4: Simplify right side
    5,273.60x = 13,950,467.04
  5. Step 5: Solve for x
    x = 13,950,467.04/5,273.60
  6. Step 6: Final answer
    x = 2,645.34

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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.