Home / 9,838.19-13,576.34-5,361.84

Finding the Fourth Proportional to 9,838.19, 13,576.34 and 5,361.84

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Solution

The fourth proportional to 9,838.19, 13,576.34 and 5,361.84 is: 7,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.19 : 13,576.34 = 5,361.84 : x
  2. Step 2: Convert to fraction form
    9,838.19/13,576.34 = 5,361.84/x
  3. Step 3: Cross multiply
    9,838.19x = 13,576.34 × 5,361.84
  4. Step 4: Simplify right side
    9,838.19x = 72,794,176.27
  5. Step 5: Solve for x
    x = 72,794,176.27/9,838.19
  6. Step 6: Final answer
    x = 7,399.14

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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.