Home / 1,892.07-2,611.23-1,106.23

Finding the Fourth Proportional to 1,892.07, 2,611.23 and 1,106.23

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Solution

The fourth proportional to 1,892.07, 2,611.23 and 1,106.23 is: 1,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.07 : 2,611.23 = 1,106.23 : x
  2. Step 2: Convert to fraction form
    1,892.07/2,611.23 = 1,106.23/x
  3. Step 3: Cross multiply
    1,892.07x = 2,611.23 × 1,106.23
  4. Step 4: Simplify right side
    1,892.07x = 2,888,615.43
  5. Step 5: Solve for x
    x = 2,888,615.43/1,892.07
  6. Step 6: Final answer
    x = 1,526.70

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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.