Home / 4,480.37-6,720.89-1,193.39

Finding the Fourth Proportional to 4,480.37, 6,720.89 and 1,193.39

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Solution

The fourth proportional to 4,480.37, 6,720.89 and 1,193.39 is: 1,790.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.37 : 6,720.89 = 1,193.39 : x
  2. Step 2: Convert to fraction form
    4,480.37/6,720.89 = 1,193.39/x
  3. Step 3: Cross multiply
    4,480.37x = 6,720.89 × 1,193.39
  4. Step 4: Simplify right side
    4,480.37x = 8,020,603.35
  5. Step 5: Solve for x
    x = 8,020,603.35/4,480.37
  6. Step 6: Final answer
    x = 1,790.17

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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.