Home / 9,739.30-13,440.48-5,962.38

Finding the Fourth Proportional to 9,739.30, 13,440.48 and 5,962.38

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Solution

The fourth proportional to 9,739.30, 13,440.48 and 5,962.38 is: 8,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.30 : 13,440.48 = 5,962.38 : x
  2. Step 2: Convert to fraction form
    9,739.30/13,440.48 = 5,962.38/x
  3. Step 3: Cross multiply
    9,739.30x = 13,440.48 × 5,962.38
  4. Step 4: Simplify right side
    9,739.30x = 80,137,249.14
  5. Step 5: Solve for x
    x = 80,137,249.14/9,739.30
  6. Step 6: Final answer
    x = 8,228.24

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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.