Home / 3,415.55-5,126.36-1,773.23

Finding the Fourth Proportional to 3,415.55, 5,126.36 and 1,773.23

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Solution

The fourth proportional to 3,415.55, 5,126.36 and 1,773.23 is: 2,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.55 : 5,126.36 = 1,773.23 : x
  2. Step 2: Convert to fraction form
    3,415.55/5,126.36 = 1,773.23/x
  3. Step 3: Cross multiply
    3,415.55x = 5,126.36 × 1,773.23
  4. Step 4: Simplify right side
    3,415.55x = 9,090,180.84
  5. Step 5: Solve for x
    x = 9,090,180.84/3,415.55
  6. Step 6: Final answer
    x = 2,661.41

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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.