Home / 4,185.36-6,280.56-1,588.32

Finding the Fourth Proportional to 4,185.36, 6,280.56 and 1,588.32

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Solution

The fourth proportional to 4,185.36, 6,280.56 and 1,588.32 is: 2,383.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.36 : 6,280.56 = 1,588.32 : x
  2. Step 2: Convert to fraction form
    4,185.36/6,280.56 = 1,588.32/x
  3. Step 3: Cross multiply
    4,185.36x = 6,280.56 × 1,588.32
  4. Step 4: Simplify right side
    4,185.36x = 9,975,539.06
  5. Step 5: Solve for x
    x = 9,975,539.06/4,185.36
  6. Step 6: Final answer
    x = 2,383.44

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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.