Home / 9,604.41-13,259.31-6,636.21

Finding the Fourth Proportional to 9,604.41, 13,259.31 and 6,636.21

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Solution

The fourth proportional to 9,604.41, 13,259.31 and 6,636.21 is: 9,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,604.41 : 13,259.31 = 6,636.21 : x
  2. Step 2: Convert to fraction form
    9,604.41/13,259.31 = 6,636.21/x
  3. Step 3: Cross multiply
    9,604.41x = 13,259.31 × 6,636.21
  4. Step 4: Simplify right side
    9,604.41x = 87,991,565.62
  5. Step 5: Solve for x
    x = 87,991,565.62/9,604.41
  6. Step 6: Final answer
    x = 9,161.58

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Half scale
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Double scale
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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.