Home / 2,473.80-3,413.52-1,426.20

Finding the Fourth Proportional to 2,473.80, 3,413.52 and 1,426.20

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Solution

The fourth proportional to 2,473.80, 3,413.52 and 1,426.20 is: 1,967.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.80 : 3,413.52 = 1,426.20 : x
  2. Step 2: Convert to fraction form
    2,473.80/3,413.52 = 1,426.20/x
  3. Step 3: Cross multiply
    2,473.80x = 3,413.52 × 1,426.20
  4. Step 4: Simplify right side
    2,473.80x = 4,868,362.22
  5. Step 5: Solve for x
    x = 4,868,362.22/2,473.80
  6. Step 6: Final answer
    x = 1,967.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.