Home / 4,115.02-6,172.35-1,804.90

Finding the Fourth Proportional to 4,115.02, 6,172.35 and 1,804.90

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Solution

The fourth proportional to 4,115.02, 6,172.35 and 1,804.90 is: 2,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.02 : 6,172.35 = 1,804.90 : x
  2. Step 2: Convert to fraction form
    4,115.02/6,172.35 = 1,804.90/x
  3. Step 3: Cross multiply
    4,115.02x = 6,172.35 × 1,804.90
  4. Step 4: Simplify right side
    4,115.02x = 11,140,474.52
  5. Step 5: Solve for x
    x = 11,140,474.52/4,115.02
  6. Step 6: Final answer
    x = 2,707.27

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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.