Home / 4,945.58-7,415.98-1,827.06

Finding the Fourth Proportional to 4,945.58, 7,415.98 and 1,827.06

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Solution

The fourth proportional to 4,945.58, 7,415.98 and 1,827.06 is: 2,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.58 : 7,415.98 = 1,827.06 : x
  2. Step 2: Convert to fraction form
    4,945.58/7,415.98 = 1,827.06/x
  3. Step 3: Cross multiply
    4,945.58x = 7,415.98 × 1,827.06
  4. Step 4: Simplify right side
    4,945.58x = 13,549,413.18
  5. Step 5: Solve for x
    x = 13,549,413.18/4,945.58
  6. Step 6: Final answer
    x = 2,739.70

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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.