Home / 2,077.53-2,867.30-1,369.27

Finding the Fourth Proportional to 2,077.53, 2,867.30 and 1,369.27

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Solution

The fourth proportional to 2,077.53, 2,867.30 and 1,369.27 is: 1,889.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.53 : 2,867.30 = 1,369.27 : x
  2. Step 2: Convert to fraction form
    2,077.53/2,867.30 = 1,369.27/x
  3. Step 3: Cross multiply
    2,077.53x = 2,867.30 × 1,369.27
  4. Step 4: Simplify right side
    2,077.53x = 3,926,093.53
  5. Step 5: Solve for x
    x = 3,926,093.53/2,077.53
  6. Step 6: Final answer
    x = 1,889.79

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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.