Home / 1,922.05-2,653.23-1,503.55

Finding the Fourth Proportional to 1,922.05, 2,653.23 and 1,503.55

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Solution

The fourth proportional to 1,922.05, 2,653.23 and 1,503.55 is: 2,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.05 : 2,653.23 = 1,503.55 : x
  2. Step 2: Convert to fraction form
    1,922.05/2,653.23 = 1,503.55/x
  3. Step 3: Cross multiply
    1,922.05x = 2,653.23 × 1,503.55
  4. Step 4: Simplify right side
    1,922.05x = 3,989,263.97
  5. Step 5: Solve for x
    x = 3,989,263.97/1,922.05
  6. Step 6: Final answer
    x = 2,075.53

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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.