Home / 9,469.42-13,066.11-6,645.46

Finding the Fourth Proportional to 9,469.42, 13,066.11 and 6,645.46

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Solution

The fourth proportional to 9,469.42, 13,066.11 and 6,645.46 is: 9,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,469.42 : 13,066.11 = 6,645.46 : x
  2. Step 2: Convert to fraction form
    9,469.42/13,066.11 = 6,645.46/x
  3. Step 3: Cross multiply
    9,469.42x = 13,066.11 × 6,645.46
  4. Step 4: Simplify right side
    9,469.42x = 86,830,311.36
  5. Step 5: Solve for x
    x = 86,830,311.36/9,469.42
  6. Step 6: Final answer
    x = 9,169.55

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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.