Home / 2,947.02-4,413.53-2,476.20

Finding the Fourth Proportional to 2,947.02, 4,413.53 and 2,476.20

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Solution

The fourth proportional to 2,947.02, 4,413.53 and 2,476.20 is: 3,708.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.02 : 4,413.53 = 2,476.20 : x
  2. Step 2: Convert to fraction form
    2,947.02/4,413.53 = 2,476.20/x
  3. Step 3: Cross multiply
    2,947.02x = 4,413.53 × 2,476.20
  4. Step 4: Simplify right side
    2,947.02x = 10,928,770.61
  5. Step 5: Solve for x
    x = 10,928,770.61/2,947.02
  6. Step 6: Final answer
    x = 3,708.41

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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.