Home / 4,740.90-7,112.07-2,275.26

Finding the Fourth Proportional to 4,740.90, 7,112.07 and 2,275.26

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Solution

The fourth proportional to 4,740.90, 7,112.07 and 2,275.26 is: 3,413.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.90 : 7,112.07 = 2,275.26 : x
  2. Step 2: Convert to fraction form
    4,740.90/7,112.07 = 2,275.26/x
  3. Step 3: Cross multiply
    4,740.90x = 7,112.07 × 2,275.26
  4. Step 4: Simplify right side
    4,740.90x = 16,181,808.39
  5. Step 5: Solve for x
    x = 16,181,808.39/4,740.90
  6. Step 6: Final answer
    x = 3,413.24

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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.