Home / 2,126.25-2,935.53-1,454.85

Finding the Fourth Proportional to 2,126.25, 2,935.53 and 1,454.85

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Solution

The fourth proportional to 2,126.25, 2,935.53 and 1,454.85 is: 2,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.25 : 2,935.53 = 1,454.85 : x
  2. Step 2: Convert to fraction form
    2,126.25/2,935.53 = 1,454.85/x
  3. Step 3: Cross multiply
    2,126.25x = 2,935.53 × 1,454.85
  4. Step 4: Simplify right side
    2,126.25x = 4,270,755.82
  5. Step 5: Solve for x
    x = 4,270,755.82/2,126.25
  6. Step 6: Final answer
    x = 2,008.59

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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.