Home / 3,344.48-4,615.53-1,928.36

Finding the Fourth Proportional to 3,344.48, 4,615.53 and 1,928.36

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Solution

The fourth proportional to 3,344.48, 4,615.53 and 1,928.36 is: 2,661.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.48 : 4,615.53 = 1,928.36 : x
  2. Step 2: Convert to fraction form
    3,344.48/4,615.53 = 1,928.36/x
  3. Step 3: Cross multiply
    3,344.48x = 4,615.53 × 1,928.36
  4. Step 4: Simplify right side
    3,344.48x = 8,900,403.43
  5. Step 5: Solve for x
    x = 8,900,403.43/3,344.48
  6. Step 6: Final answer
    x = 2,661.22

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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.