Home / 4,104.02-6,128.17-3,261.60

Finding the Fourth Proportional to 4,104.02, 6,128.17 and 3,261.60

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Solution

The fourth proportional to 4,104.02, 6,128.17 and 3,261.60 is: 4,870.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.02 : 6,128.17 = 3,261.60 : x
  2. Step 2: Convert to fraction form
    4,104.02/6,128.17 = 3,261.60/x
  3. Step 3: Cross multiply
    4,104.02x = 6,128.17 × 3,261.60
  4. Step 4: Simplify right side
    4,104.02x = 19,987,631.12
  5. Step 5: Solve for x
    x = 19,987,631.12/4,104.02
  6. Step 6: Final answer
    x = 4,870.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.