Home / 11,609.93-16,021.45-6,304.70

Finding the Fourth Proportional to 11,609.93, 16,021.45 and 6,304.70

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Solution

The fourth proportional to 11,609.93, 16,021.45 and 6,304.70 is: 8,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.93 : 16,021.45 = 6,304.70 : x
  2. Step 2: Convert to fraction form
    11,609.93/16,021.45 = 6,304.70/x
  3. Step 3: Cross multiply
    11,609.93x = 16,021.45 × 6,304.70
  4. Step 4: Simplify right side
    11,609.93x = 101,010,435.82
  5. Step 5: Solve for x
    x = 101,010,435.82/11,609.93
  6. Step 6: Final answer
    x = 8,700.35

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Half scale
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Double scale
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Similar ratio
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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.