Home / 2,045.70-3,061.26-1,637.46

Finding the Fourth Proportional to 2,045.70, 3,061.26 and 1,637.46

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Solution

The fourth proportional to 2,045.70, 3,061.26 and 1,637.46 is: 2,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.70 : 3,061.26 = 1,637.46 : x
  2. Step 2: Convert to fraction form
    2,045.70/3,061.26 = 1,637.46/x
  3. Step 3: Cross multiply
    2,045.70x = 3,061.26 × 1,637.46
  4. Step 4: Simplify right side
    2,045.70x = 5,012,690.80
  5. Step 5: Solve for x
    x = 5,012,690.80/2,045.70
  6. Step 6: Final answer
    x = 2,450.35

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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.