Home / 7,361.42-10,156.25-4,174.36

Finding the Fourth Proportional to 7,361.42, 10,156.25 and 4,174.36

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Solution

The fourth proportional to 7,361.42, 10,156.25 and 4,174.36 is: 5,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.42 : 10,156.25 = 4,174.36 : x
  2. Step 2: Convert to fraction form
    7,361.42/10,156.25 = 4,174.36/x
  3. Step 3: Cross multiply
    7,361.42x = 10,156.25 × 4,174.36
  4. Step 4: Simplify right side
    7,361.42x = 42,395,828.80
  5. Step 5: Solve for x
    x = 42,395,828.80/7,361.42
  6. Step 6: Final answer
    x = 5,759.20

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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.