Home / 6,081.02-8,391.80-3,428.45

Finding the Fourth Proportional to 6,081.02, 8,391.80 and 3,428.45

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Solution

The fourth proportional to 6,081.02, 8,391.80 and 3,428.45 is: 4,731.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.02 : 8,391.80 = 3,428.45 : x
  2. Step 2: Convert to fraction form
    6,081.02/8,391.80 = 3,428.45/x
  3. Step 3: Cross multiply
    6,081.02x = 8,391.80 × 3,428.45
  4. Step 4: Simplify right side
    6,081.02x = 28,770,849.57
  5. Step 5: Solve for x
    x = 28,770,849.57/6,081.02
  6. Step 6: Final answer
    x = 4,731.25

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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.