Home / 4,787.08-7,180.44-1,975.60

Finding the Fourth Proportional to 4,787.08, 7,180.44 and 1,975.60

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Solution

The fourth proportional to 4,787.08, 7,180.44 and 1,975.60 is: 2,963.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.08 : 7,180.44 = 1,975.60 : x
  2. Step 2: Convert to fraction form
    4,787.08/7,180.44 = 1,975.60/x
  3. Step 3: Cross multiply
    4,787.08x = 7,180.44 × 1,975.60
  4. Step 4: Simplify right side
    4,787.08x = 14,185,677.26
  5. Step 5: Solve for x
    x = 14,185,677.26/4,787.08
  6. Step 6: Final answer
    x = 2,963.33

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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.