Home / 7,551.98-10,421.73-4,408.17

Finding the Fourth Proportional to 7,551.98, 10,421.73 and 4,408.17

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Solution

The fourth proportional to 7,551.98, 10,421.73 and 4,408.17 is: 6,083.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.98 : 10,421.73 = 4,408.17 : x
  2. Step 2: Convert to fraction form
    7,551.98/10,421.73 = 4,408.17/x
  3. Step 3: Cross multiply
    7,551.98x = 10,421.73 × 4,408.17
  4. Step 4: Simplify right side
    7,551.98x = 45,940,757.53
  5. Step 5: Solve for x
    x = 45,940,757.53/7,551.98
  6. Step 6: Final answer
    x = 6,083.27

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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.