Home / 10,396.21-15,598.19-6,239.20

Finding the Fourth Proportional to 10,396.21, 15,598.19 and 6,239.20

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Solution

The fourth proportional to 10,396.21, 15,598.19 and 6,239.20 is: 9,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396.21 : 15,598.19 = 6,239.20 : x
  2. Step 2: Convert to fraction form
    10,396.21/15,598.19 = 6,239.20/x
  3. Step 3: Cross multiply
    10,396.21x = 15,598.19 × 6,239.20
  4. Step 4: Simplify right side
    10,396.21x = 97,320,195.85
  5. Step 5: Solve for x
    x = 97,320,195.85/10,396.21
  6. Step 6: Final answer
    x = 9,361.12

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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.