Home / 8,361.36-11,527.38-5,372.10

Finding the Fourth Proportional to 8,361.36, 11,527.38 and 5,372.10

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Solution

The fourth proportional to 8,361.36, 11,527.38 and 5,372.10 is: 7,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.36 : 11,527.38 = 5,372.10 : x
  2. Step 2: Convert to fraction form
    8,361.36/11,527.38 = 5,372.10/x
  3. Step 3: Cross multiply
    8,361.36x = 11,527.38 × 5,372.10
  4. Step 4: Simplify right side
    8,361.36x = 61,926,238.10
  5. Step 5: Solve for x
    x = 61,926,238.10/8,361.36
  6. Step 6: Final answer
    x = 7,406.24

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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.