Home / 11,759.42-17,631.95-4,997.03

Finding the Fourth Proportional to 11,759.42, 17,631.95 and 4,997.03

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Solution

The fourth proportional to 11,759.42, 17,631.95 and 4,997.03 is: 7,492.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.42 : 17,631.95 = 4,997.03 : x
  2. Step 2: Convert to fraction form
    11,759.42/17,631.95 = 4,997.03/x
  3. Step 3: Cross multiply
    11,759.42x = 17,631.95 × 4,997.03
  4. Step 4: Simplify right side
    11,759.42x = 88,107,402.20
  5. Step 5: Solve for x
    x = 88,107,402.20/11,759.42
  6. Step 6: Final answer
    x = 7,492.50

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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.