Home / 9,184.98-12,675.33-5,408.31

Finding the Fourth Proportional to 9,184.98, 12,675.33 and 5,408.31

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Solution

The fourth proportional to 9,184.98, 12,675.33 and 5,408.31 is: 7,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,184.98 : 12,675.33 = 5,408.31 : x
  2. Step 2: Convert to fraction form
    9,184.98/12,675.33 = 5,408.31/x
  3. Step 3: Cross multiply
    9,184.98x = 12,675.33 × 5,408.31
  4. Step 4: Simplify right side
    9,184.98x = 68,552,113.99
  5. Step 5: Solve for x
    x = 68,552,113.99/9,184.98
  6. Step 6: Final answer
    x = 7,463.50

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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.