Home / 1,473.33-2,205.14-1,311.33

Finding the Fourth Proportional to 1,473.33, 2,205.14 and 1,311.33

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Solution

The fourth proportional to 1,473.33, 2,205.14 and 1,311.33 is: 1,962.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.33 : 2,205.14 = 1,311.33 : x
  2. Step 2: Convert to fraction form
    1,473.33/2,205.14 = 1,311.33/x
  3. Step 3: Cross multiply
    1,473.33x = 2,205.14 × 1,311.33
  4. Step 4: Simplify right side
    1,473.33x = 2,891,659.68
  5. Step 5: Solve for x
    x = 2,891,659.68/1,473.33
  6. Step 6: Final answer
    x = 1,962.67

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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.