Home / 4,485.15-6,730.74-3,372.21

Finding the Fourth Proportional to 4,485.15, 6,730.74 and 3,372.21

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Solution

The fourth proportional to 4,485.15, 6,730.74 and 3,372.21 is: 5,060.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.15 : 6,730.74 = 3,372.21 : x
  2. Step 2: Convert to fraction form
    4,485.15/6,730.74 = 3,372.21/x
  3. Step 3: Cross multiply
    4,485.15x = 6,730.74 × 3,372.21
  4. Step 4: Simplify right side
    4,485.15x = 22,697,468.74
  5. Step 5: Solve for x
    x = 22,697,468.74/4,485.15
  6. Step 6: Final answer
    x = 5,060.58

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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.