Home / 2,135.33-2,947.02-1,250.96

Finding the Fourth Proportional to 2,135.33, 2,947.02 and 1,250.96

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Solution

The fourth proportional to 2,135.33, 2,947.02 and 1,250.96 is: 1,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135.33 : 2,947.02 = 1,250.96 : x
  2. Step 2: Convert to fraction form
    2,135.33/2,947.02 = 1,250.96/x
  3. Step 3: Cross multiply
    2,135.33x = 2,947.02 × 1,250.96
  4. Step 4: Simplify right side
    2,135.33x = 3,686,589.40
  5. Step 5: Solve for x
    x = 3,686,589.40/2,135.33
  6. Step 6: Final answer
    x = 1,726.48

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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.