Home / 1,850.26-2,555.13-1,586.74

Finding the Fourth Proportional to 1,850.26, 2,555.13 and 1,586.74

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Solution

The fourth proportional to 1,850.26, 2,555.13 and 1,586.74 is: 2,191.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.26 : 2,555.13 = 1,586.74 : x
  2. Step 2: Convert to fraction form
    1,850.26/2,555.13 = 1,586.74/x
  3. Step 3: Cross multiply
    1,850.26x = 2,555.13 × 1,586.74
  4. Step 4: Simplify right side
    1,850.26x = 4,054,326.98
  5. Step 5: Solve for x
    x = 4,054,326.98/1,850.26
  6. Step 6: Final answer
    x = 2,191.22

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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.