Home / 1,892.26-2,611.32-1,053.04

Finding the Fourth Proportional to 1,892.26, 2,611.32 and 1,053.04

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Solution

The fourth proportional to 1,892.26, 2,611.32 and 1,053.04 is: 1,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.26 : 2,611.32 = 1,053.04 : x
  2. Step 2: Convert to fraction form
    1,892.26/2,611.32 = 1,053.04/x
  3. Step 3: Cross multiply
    1,892.26x = 2,611.32 × 1,053.04
  4. Step 4: Simplify right side
    1,892.26x = 2,749,824.41
  5. Step 5: Solve for x
    x = 2,749,824.41/1,892.26
  6. Step 6: Final answer
    x = 1,453.20

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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.