Home / 1,396.04-2,091.93-700.75

Finding the Fourth Proportional to 1,396.04, 2,091.93 and 700.75

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Solution

The fourth proportional to 1,396.04, 2,091.93 and 700.75 is: 1,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396.04 : 2,091.93 = 700.75 : x
  2. Step 2: Convert to fraction form
    1,396.04/2,091.93 = 700.75/x
  3. Step 3: Cross multiply
    1,396.04x = 2,091.93 × 700.75
  4. Step 4: Simplify right side
    1,396.04x = 1,465,919.93
  5. Step 5: Solve for x
    x = 1,465,919.93/1,396.04
  6. Step 6: Final answer
    x = 1,050.06

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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.