Home / 4,745.16-7,110.87-4,330.08

Finding the Fourth Proportional to 4,745.16, 7,110.87 and 4,330.08

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Solution

The fourth proportional to 4,745.16, 7,110.87 and 4,330.08 is: 6,488.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.16 : 7,110.87 = 4,330.08 : x
  2. Step 2: Convert to fraction form
    4,745.16/7,110.87 = 4,330.08/x
  3. Step 3: Cross multiply
    4,745.16x = 7,110.87 × 4,330.08
  4. Step 4: Simplify right side
    4,745.16x = 30,790,635.97
  5. Step 5: Solve for x
    x = 30,790,635.97/4,745.16
  6. Step 6: Final answer
    x = 6,488.85

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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.