Home / 9,650.58-13,318.44-5,402.04

Finding the Fourth Proportional to 9,650.58, 13,318.44 and 5,402.04

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Solution

The fourth proportional to 9,650.58, 13,318.44 and 5,402.04 is: 7,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,650.58 : 13,318.44 = 5,402.04 : x
  2. Step 2: Convert to fraction form
    9,650.58/13,318.44 = 5,402.04/x
  3. Step 3: Cross multiply
    9,650.58x = 13,318.44 × 5,402.04
  4. Step 4: Simplify right side
    9,650.58x = 71,946,745.62
  5. Step 5: Solve for x
    x = 71,946,745.62/9,650.58
  6. Step 6: Final answer
    x = 7,455.17

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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.