Home / 2,413.70-3,331.01-1,888.82

Finding the Fourth Proportional to 2,413.70, 3,331.01 and 1,888.82

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Solution

The fourth proportional to 2,413.70, 3,331.01 and 1,888.82 is: 2,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.70 : 3,331.01 = 1,888.82 : x
  2. Step 2: Convert to fraction form
    2,413.70/3,331.01 = 1,888.82/x
  3. Step 3: Cross multiply
    2,413.70x = 3,331.01 × 1,888.82
  4. Step 4: Simplify right side
    2,413.70x = 6,291,652.21
  5. Step 5: Solve for x
    x = 6,291,652.21/2,413.70
  6. Step 6: Final answer
    x = 2,606.65

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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.