Home / 11,410.35-15,745.72-6,373.57

Finding the Fourth Proportional to 11,410.35, 15,745.72 and 6,373.57

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Solution

The fourth proportional to 11,410.35, 15,745.72 and 6,373.57 is: 8,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.35 : 15,745.72 = 6,373.57 : x
  2. Step 2: Convert to fraction form
    11,410.35/15,745.72 = 6,373.57/x
  3. Step 3: Cross multiply
    11,410.35x = 15,745.72 × 6,373.57
  4. Step 4: Simplify right side
    11,410.35x = 100,356,338.02
  5. Step 5: Solve for x
    x = 100,356,338.02/11,410.35
  6. Step 6: Final answer
    x = 8,795.21

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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.