Home / 9,604.19-13,253.79-5,355.64

Finding the Fourth Proportional to 9,604.19, 13,253.79 and 5,355.64

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Solution

The fourth proportional to 9,604.19, 13,253.79 and 5,355.64 is: 7,390.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,604.19 : 13,253.79 = 5,355.64 : x
  2. Step 2: Convert to fraction form
    9,604.19/13,253.79 = 5,355.64/x
  3. Step 3: Cross multiply
    9,604.19x = 13,253.79 × 5,355.64
  4. Step 4: Simplify right side
    9,604.19x = 70,982,527.88
  5. Step 5: Solve for x
    x = 70,982,527.88/9,604.19
  6. Step 6: Final answer
    x = 7,390.79

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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.