Home / 1,283.33-1,923.83-461.41

Finding the Fourth Proportional to 1,283.33, 1,923.83 and 461.41

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Solution

The fourth proportional to 1,283.33, 1,923.83 and 461.41 is: 691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283.33 : 1,923.83 = 461.41 : x
  2. Step 2: Convert to fraction form
    1,283.33/1,923.83 = 461.41/x
  3. Step 3: Cross multiply
    1,283.33x = 1,923.83 × 461.41
  4. Step 4: Simplify right side
    1,283.33x = 887,674.40
  5. Step 5: Solve for x
    x = 887,674.40/1,283.33
  6. Step 6: Final answer
    x = 691.70

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1.5x scale

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.