Home / 2,845.07-3,926.27-1,586.23

Finding the Fourth Proportional to 2,845.07, 3,926.27 and 1,586.23

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Solution

The fourth proportional to 2,845.07, 3,926.27 and 1,586.23 is: 2,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.07 : 3,926.27 = 1,586.23 : x
  2. Step 2: Convert to fraction form
    2,845.07/3,926.27 = 1,586.23/x
  3. Step 3: Cross multiply
    2,845.07x = 3,926.27 × 1,586.23
  4. Step 4: Simplify right side
    2,845.07x = 6,227,983.50
  5. Step 5: Solve for x
    x = 6,227,983.50/2,845.07
  6. Step 6: Final answer
    x = 2,189.04

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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.