Home / 7,612.16-11,413.92-4,536.32

Finding the Fourth Proportional to 7,612.16, 11,413.92 and 4,536.32

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Solution

The fourth proportional to 7,612.16, 11,413.92 and 4,536.32 is: 6,801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.16 : 11,413.92 = 4,536.32 : x
  2. Step 2: Convert to fraction form
    7,612.16/11,413.92 = 4,536.32/x
  3. Step 3: Cross multiply
    7,612.16x = 11,413.92 × 4,536.32
  4. Step 4: Simplify right side
    7,612.16x = 51,777,193.57
  5. Step 5: Solve for x
    x = 51,777,193.57/7,612.16
  6. Step 6: Final answer
    x = 6,801.91

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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.