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Finding the Fourth Proportional to 9,018.01, 13,527.02 and 5,917.63

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Solution

The fourth proportional to 9,018.01, 13,527.02 and 5,917.63 is: 8,876.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.01 : 13,527.02 = 5,917.63 : x
  2. Step 2: Convert to fraction form
    9,018.01/13,527.02 = 5,917.63/x
  3. Step 3: Cross multiply
    9,018.01x = 13,527.02 × 5,917.63
  4. Step 4: Simplify right side
    9,018.01x = 80,047,899.36
  5. Step 5: Solve for x
    x = 80,047,899.36/9,018.01
  6. Step 6: Final answer
    x = 8,876.45

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.