Home / 11,601.05-16,010.73-6,885.63

Finding the Fourth Proportional to 11,601.05, 16,010.73 and 6,885.63

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Solution

The fourth proportional to 11,601.05, 16,010.73 and 6,885.63 is: 9,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601.05 : 16,010.73 = 6,885.63 : x
  2. Step 2: Convert to fraction form
    11,601.05/16,010.73 = 6,885.63/x
  3. Step 3: Cross multiply
    11,601.05x = 16,010.73 × 6,885.63
  4. Step 4: Simplify right side
    11,601.05x = 110,243,962.81
  5. Step 5: Solve for x
    x = 110,243,962.81/11,601.05
  6. Step 6: Final answer
    x = 9,502.93

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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.