Home / 4,887.25-7,326.32-1,927.30

Finding the Fourth Proportional to 4,887.25, 7,326.32 and 1,927.30

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Solution

The fourth proportional to 4,887.25, 7,326.32 and 1,927.30 is: 2,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.25 : 7,326.32 = 1,927.30 : x
  2. Step 2: Convert to fraction form
    4,887.25/7,326.32 = 1,927.30/x
  3. Step 3: Cross multiply
    4,887.25x = 7,326.32 × 1,927.30
  4. Step 4: Simplify right side
    4,887.25x = 14,120,016.54
  5. Step 5: Solve for x
    x = 14,120,016.54/4,887.25
  6. Step 6: Final answer
    x = 2,889.15

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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.