Home / 9,745.40-14,625.30-7,272.56

Finding the Fourth Proportional to 9,745.40, 14,625.30 and 7,272.56

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Solution

The fourth proportional to 9,745.40, 14,625.30 and 7,272.56 is: 10,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.40 : 14,625.30 = 7,272.56 : x
  2. Step 2: Convert to fraction form
    9,745.40/14,625.30 = 7,272.56/x
  3. Step 3: Cross multiply
    9,745.40x = 14,625.30 × 7,272.56
  4. Step 4: Simplify right side
    9,745.40x = 106,363,371.77
  5. Step 5: Solve for x
    x = 106,363,371.77/9,745.40
  6. Step 6: Final answer
    x = 10,914.21

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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.