Home / 9,110.08-13,653.60-7,868.48

Finding the Fourth Proportional to 9,110.08, 13,653.60 and 7,868.48

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Solution

The fourth proportional to 9,110.08, 13,653.60 and 7,868.48 is: 11,792.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.08 : 13,653.60 = 7,868.48 : x
  2. Step 2: Convert to fraction form
    9,110.08/13,653.60 = 7,868.48/x
  3. Step 3: Cross multiply
    9,110.08x = 13,653.60 × 7,868.48
  4. Step 4: Simplify right side
    9,110.08x = 107,433,078.53
  5. Step 5: Solve for x
    x = 107,433,078.53/9,110.08
  6. Step 6: Final answer
    x = 11,792.77

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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.