Home / 2,938.41-4,056.26-1,759.23

Finding the Fourth Proportional to 2,938.41, 4,056.26 and 1,759.23

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Solution

The fourth proportional to 2,938.41, 4,056.26 and 1,759.23 is: 2,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.41 : 4,056.26 = 1,759.23 : x
  2. Step 2: Convert to fraction form
    2,938.41/4,056.26 = 1,759.23/x
  3. Step 3: Cross multiply
    2,938.41x = 4,056.26 × 1,759.23
  4. Step 4: Simplify right side
    2,938.41x = 7,135,885.48
  5. Step 5: Solve for x
    x = 7,135,885.48/2,938.41
  6. Step 6: Final answer
    x = 2,428.49

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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.