Home / 9,954.15-13,736.46-5,477.91

Finding the Fourth Proportional to 9,954.15, 13,736.46 and 5,477.91

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Solution

The fourth proportional to 9,954.15, 13,736.46 and 5,477.91 is: 7,559.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.15 : 13,736.46 = 5,477.91 : x
  2. Step 2: Convert to fraction form
    9,954.15/13,736.46 = 5,477.91/x
  3. Step 3: Cross multiply
    9,954.15x = 13,736.46 × 5,477.91
  4. Step 4: Simplify right side
    9,954.15x = 75,247,091.60
  5. Step 5: Solve for x
    x = 75,247,091.60/9,954.15
  6. Step 6: Final answer
    x = 7,559.37

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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.