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Finding the Fourth Proportional to 7,607.41, 11,412.93 and 2,413.28

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Solution

The fourth proportional to 7,607.41, 11,412.93 and 2,413.28 is: 3,620.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.41 : 11,412.93 = 2,413.28 : x
  2. Step 2: Convert to fraction form
    7,607.41/11,412.93 = 2,413.28/x
  3. Step 3: Cross multiply
    7,607.41x = 11,412.93 × 2,413.28
  4. Step 4: Simplify right side
    7,607.41x = 27,542,595.71
  5. Step 5: Solve for x
    x = 27,542,595.71/7,607.41
  6. Step 6: Final answer
    x = 3,620.50

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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.