Home / 4,112.61-5,675.97-2,435.45

Finding the Fourth Proportional to 4,112.61, 5,675.97 and 2,435.45

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Solution

The fourth proportional to 4,112.61, 5,675.97 and 2,435.45 is: 3,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.61 : 5,675.97 = 2,435.45 : x
  2. Step 2: Convert to fraction form
    4,112.61/5,675.97 = 2,435.45/x
  3. Step 3: Cross multiply
    4,112.61x = 5,675.97 × 2,435.45
  4. Step 4: Simplify right side
    4,112.61x = 13,823,512.76
  5. Step 5: Solve for x
    x = 13,823,512.76/4,112.61
  6. Step 6: Final answer
    x = 3,361.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.