Home / 3,395.07-4,685.03-1,902.98

Finding the Fourth Proportional to 3,395.07, 4,685.03 and 1,902.98

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Solution

The fourth proportional to 3,395.07, 4,685.03 and 1,902.98 is: 2,626.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.07 : 4,685.03 = 1,902.98 : x
  2. Step 2: Convert to fraction form
    3,395.07/4,685.03 = 1,902.98/x
  3. Step 3: Cross multiply
    3,395.07x = 4,685.03 × 1,902.98
  4. Step 4: Simplify right side
    3,395.07x = 8,915,485.45
  5. Step 5: Solve for x
    x = 8,915,485.45/3,395.07
  6. Step 6: Final answer
    x = 2,626.01

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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.