Home / 5,055.82-7,584.76-1,771.22

Finding the Fourth Proportional to 5,055.82, 7,584.76 and 1,771.22

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Solution

The fourth proportional to 5,055.82, 7,584.76 and 1,771.22 is: 2,657.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.82 : 7,584.76 = 1,771.22 : x
  2. Step 2: Convert to fraction form
    5,055.82/7,584.76 = 1,771.22/x
  3. Step 3: Cross multiply
    5,055.82x = 7,584.76 × 1,771.22
  4. Step 4: Simplify right side
    5,055.82x = 13,434,278.61
  5. Step 5: Solve for x
    x = 13,434,278.61/5,055.82
  6. Step 6: Final answer
    x = 2,657.19

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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.