Home / 1,880.94-2,596.97-1,173.07

Finding the Fourth Proportional to 1,880.94, 2,596.97 and 1,173.07

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Solution

The fourth proportional to 1,880.94, 2,596.97 and 1,173.07 is: 1,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.94 : 2,596.97 = 1,173.07 : x
  2. Step 2: Convert to fraction form
    1,880.94/2,596.97 = 1,173.07/x
  3. Step 3: Cross multiply
    1,880.94x = 2,596.97 × 1,173.07
  4. Step 4: Simplify right side
    1,880.94x = 3,046,427.60
  5. Step 5: Solve for x
    x = 3,046,427.60/1,880.94
  6. Step 6: Final answer
    x = 1,619.63

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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.