Home / 3,616.23-4,989.02-2,674.29

Finding the Fourth Proportional to 3,616.23, 4,989.02 and 2,674.29

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Solution

The fourth proportional to 3,616.23, 4,989.02 and 2,674.29 is: 3,689.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.23 : 4,989.02 = 2,674.29 : x
  2. Step 2: Convert to fraction form
    3,616.23/4,989.02 = 2,674.29/x
  3. Step 3: Cross multiply
    3,616.23x = 4,989.02 × 2,674.29
  4. Step 4: Simplify right side
    3,616.23x = 13,342,072.92
  5. Step 5: Solve for x
    x = 13,342,072.92/3,616.23
  6. Step 6: Final answer
    x = 3,689.50

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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.