Home / 7,413.32-10,238.78-5,051.36

Finding the Fourth Proportional to 7,413.32, 10,238.78 and 5,051.36

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Solution

The fourth proportional to 7,413.32, 10,238.78 and 5,051.36 is: 6,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.32 : 10,238.78 = 5,051.36 : x
  2. Step 2: Convert to fraction form
    7,413.32/10,238.78 = 5,051.36/x
  3. Step 3: Cross multiply
    7,413.32x = 10,238.78 × 5,051.36
  4. Step 4: Simplify right side
    7,413.32x = 51,719,763.74
  5. Step 5: Solve for x
    x = 51,719,763.74/7,413.32
  6. Step 6: Final answer
    x = 6,976.60

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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.