Home / 1,923.74-2,881.05-1,884.55

Finding the Fourth Proportional to 1,923.74, 2,881.05 and 1,884.55

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Solution

The fourth proportional to 1,923.74, 2,881.05 and 1,884.55 is: 2,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.74 : 2,881.05 = 1,884.55 : x
  2. Step 2: Convert to fraction form
    1,923.74/2,881.05 = 1,884.55/x
  3. Step 3: Cross multiply
    1,923.74x = 2,881.05 × 1,884.55
  4. Step 4: Simplify right side
    1,923.74x = 5,429,482.78
  5. Step 5: Solve for x
    x = 5,429,482.78/1,923.74
  6. Step 6: Final answer
    x = 2,822.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.