Home / 7,413.36-11,118.24-3,462.12

Finding the Fourth Proportional to 7,413.36, 11,118.24 and 3,462.12

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Solution

The fourth proportional to 7,413.36, 11,118.24 and 3,462.12 is: 5,192.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.36 : 11,118.24 = 3,462.12 : x
  2. Step 2: Convert to fraction form
    7,413.36/11,118.24 = 3,462.12/x
  3. Step 3: Cross multiply
    7,413.36x = 11,118.24 × 3,462.12
  4. Step 4: Simplify right side
    7,413.36x = 38,492,681.07
  5. Step 5: Solve for x
    x = 38,492,681.07/7,413.36
  6. Step 6: Final answer
    x = 5,192.34

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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.