Home / 10,361.06-15,538.24-4,119.20

Finding the Fourth Proportional to 10,361.06, 15,538.24 and 4,119.20

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Solution

The fourth proportional to 10,361.06, 15,538.24 and 4,119.20 is: 6,177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.06 : 15,538.24 = 4,119.20 : x
  2. Step 2: Convert to fraction form
    10,361.06/15,538.24 = 4,119.20/x
  3. Step 3: Cross multiply
    10,361.06x = 15,538.24 × 4,119.20
  4. Step 4: Simplify right side
    10,361.06x = 64,005,118.21
  5. Step 5: Solve for x
    x = 64,005,118.21/10,361.06
  6. Step 6: Final answer
    x = 6,177.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.