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Finding the Fourth Proportional to 9,495.64, 14,245.02 and 2,921.68

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Solution

The fourth proportional to 9,495.64, 14,245.02 and 2,921.68 is: 4,383.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495.64 : 14,245.02 = 2,921.68 : x
  2. Step 2: Convert to fraction form
    9,495.64/14,245.02 = 2,921.68/x
  3. Step 3: Cross multiply
    9,495.64x = 14,245.02 × 2,921.68
  4. Step 4: Simplify right side
    9,495.64x = 41,619,390.03
  5. Step 5: Solve for x
    x = 41,619,390.03/9,495.64
  6. Step 6: Final answer
    x = 4,383.00

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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.