Home / 6,730.80-10,074.60-3,603

Finding the Fourth Proportional to 6,730.80, 10,074.60 and 3,603

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Solution

The fourth proportional to 6,730.80, 10,074.60 and 3,603 is: 5,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730.80 : 10,074.60 = 3,603 : x
  2. Step 2: Convert to fraction form
    6,730.80/10,074.60 = 3,603/x
  3. Step 3: Cross multiply
    6,730.80x = 10,074.60 × 3,603
  4. Step 4: Simplify right side
    6,730.80x = 36,298,783.80
  5. Step 5: Solve for x
    x = 36,298,783.80/6,730.80
  6. Step 6: Final answer
    x = 5,392.94

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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.