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Finding the Fourth Proportional to 11,459.63, 17,193.22 and 7,238.01

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Solution

The fourth proportional to 11,459.63, 17,193.22 and 7,238.01 is: 10,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.63 : 17,193.22 = 7,238.01 : x
  2. Step 2: Convert to fraction form
    11,459.63/17,193.22 = 7,238.01/x
  3. Step 3: Cross multiply
    11,459.63x = 17,193.22 × 7,238.01
  4. Step 4: Simplify right side
    11,459.63x = 124,444,744.67
  5. Step 5: Solve for x
    x = 124,444,744.67/11,459.63
  6. Step 6: Final answer
    x = 10,859.40

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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.