Home / 3,661.05-5,478.81-2,995.23

Finding the Fourth Proportional to 3,661.05, 5,478.81 and 2,995.23

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Solution

The fourth proportional to 3,661.05, 5,478.81 and 2,995.23 is: 4,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.05 : 5,478.81 = 2,995.23 : x
  2. Step 2: Convert to fraction form
    3,661.05/5,478.81 = 2,995.23/x
  3. Step 3: Cross multiply
    3,661.05x = 5,478.81 × 2,995.23
  4. Step 4: Simplify right side
    3,661.05x = 16,410,274.57
  5. Step 5: Solve for x
    x = 16,410,274.57/3,661.05
  6. Step 6: Final answer
    x = 4,482.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.