Home / 1,892.44-2,611.58-1,106.33

Finding the Fourth Proportional to 1,892.44, 2,611.58 and 1,106.33

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Solution

The fourth proportional to 1,892.44, 2,611.58 and 1,106.33 is: 1,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.44 : 2,611.58 = 1,106.33 : x
  2. Step 2: Convert to fraction form
    1,892.44/2,611.58 = 1,106.33/x
  3. Step 3: Cross multiply
    1,892.44x = 2,611.58 × 1,106.33
  4. Step 4: Simplify right side
    1,892.44x = 2,889,269.30
  5. Step 5: Solve for x
    x = 2,889,269.30/1,892.44
  6. Step 6: Final answer
    x = 1,526.74

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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.