Home / 1,943.84-2,915.75-1,676.27

Finding the Fourth Proportional to 1,943.84, 2,915.75 and 1,676.27

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Solution

The fourth proportional to 1,943.84, 2,915.75 and 1,676.27 is: 2,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.84 : 2,915.75 = 1,676.27 : x
  2. Step 2: Convert to fraction form
    1,943.84/2,915.75 = 1,676.27/x
  3. Step 3: Cross multiply
    1,943.84x = 2,915.75 × 1,676.27
  4. Step 4: Simplify right side
    1,943.84x = 4,887,561.29
  5. Step 5: Solve for x
    x = 4,887,561.29/1,943.84
  6. Step 6: Final answer
    x = 2,514.39

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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.