Home / 2,413.40-3,328.97-1,853.01

Finding the Fourth Proportional to 2,413.40, 3,328.97 and 1,853.01

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Solution

The fourth proportional to 2,413.40, 3,328.97 and 1,853.01 is: 2,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.40 : 3,328.97 = 1,853.01 : x
  2. Step 2: Convert to fraction form
    2,413.40/3,328.97 = 1,853.01/x
  3. Step 3: Cross multiply
    2,413.40x = 3,328.97 × 1,853.01
  4. Step 4: Simplify right side
    2,413.40x = 6,168,614.70
  5. Step 5: Solve for x
    x = 6,168,614.70/2,413.40
  6. Step 6: Final answer
    x = 2,555.99

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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.