Home / 4,485.02-6,727.50-2,137.91

Finding the Fourth Proportional to 4,485.02, 6,727.50 and 2,137.91

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Solution

The fourth proportional to 4,485.02, 6,727.50 and 2,137.91 is: 3,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.02 : 6,727.50 = 2,137.91 : x
  2. Step 2: Convert to fraction form
    4,485.02/6,727.50 = 2,137.91/x
  3. Step 3: Cross multiply
    4,485.02x = 6,727.50 × 2,137.91
  4. Step 4: Simplify right side
    4,485.02x = 14,382,755.89
  5. Step 5: Solve for x
    x = 14,382,755.89/4,485.02
  6. Step 6: Final answer
    x = 3,206.85

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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.