Home / 2,922.03-4,376.06-1,603.76

Finding the Fourth Proportional to 2,922.03, 4,376.06 and 1,603.76

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Solution

The fourth proportional to 2,922.03, 4,376.06 and 1,603.76 is: 2,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.03 : 4,376.06 = 1,603.76 : x
  2. Step 2: Convert to fraction form
    2,922.03/4,376.06 = 1,603.76/x
  3. Step 3: Cross multiply
    2,922.03x = 4,376.06 × 1,603.76
  4. Step 4: Simplify right side
    2,922.03x = 7,018,126.10
  5. Step 5: Solve for x
    x = 7,018,126.10/2,922.03
  6. Step 6: Final answer
    x = 2,401.80

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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.