Home / 2,413.12-3,330.20-1,574.24

Finding the Fourth Proportional to 2,413.12, 3,330.20 and 1,574.24

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Solution

The fourth proportional to 2,413.12, 3,330.20 and 1,574.24 is: 2,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.12 : 3,330.20 = 1,574.24 : x
  2. Step 2: Convert to fraction form
    2,413.12/3,330.20 = 1,574.24/x
  3. Step 3: Cross multiply
    2,413.12x = 3,330.20 × 1,574.24
  4. Step 4: Simplify right side
    2,413.12x = 5,242,534.05
  5. Step 5: Solve for x
    x = 5,242,534.05/2,413.12
  6. Step 6: Final answer
    x = 2,172.51

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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.