Home / 2,150.34-2,967.62-1,206.23

Finding the Fourth Proportional to 2,150.34, 2,967.62 and 1,206.23

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Solution

The fourth proportional to 2,150.34, 2,967.62 and 1,206.23 is: 1,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.34 : 2,967.62 = 1,206.23 : x
  2. Step 2: Convert to fraction form
    2,150.34/2,967.62 = 1,206.23/x
  3. Step 3: Cross multiply
    2,150.34x = 2,967.62 × 1,206.23
  4. Step 4: Simplify right side
    2,150.34x = 3,579,611.40
  5. Step 5: Solve for x
    x = 3,579,611.40/2,150.34
  6. Step 6: Final answer
    x = 1,664.67

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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.