Home / 3,433.74-5,150.14-1,485.70

Finding the Fourth Proportional to 3,433.74, 5,150.14 and 1,485.70

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Solution

The fourth proportional to 3,433.74, 5,150.14 and 1,485.70 is: 2,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.74 : 5,150.14 = 1,485.70 : x
  2. Step 2: Convert to fraction form
    3,433.74/5,150.14 = 1,485.70/x
  3. Step 3: Cross multiply
    3,433.74x = 5,150.14 × 1,485.70
  4. Step 4: Simplify right side
    3,433.74x = 7,651,563.00
  5. Step 5: Solve for x
    x = 7,651,563.00/3,433.74
  6. Step 6: Final answer
    x = 2,228.35

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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.