Home / 11,287.46-16,936.06-7,603.58

Finding the Fourth Proportional to 11,287.46, 16,936.06 and 7,603.58

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Solution

The fourth proportional to 11,287.46, 16,936.06 and 7,603.58 is: 11,408.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.46 : 16,936.06 = 7,603.58 : x
  2. Step 2: Convert to fraction form
    11,287.46/16,936.06 = 7,603.58/x
  3. Step 3: Cross multiply
    11,287.46x = 16,936.06 × 7,603.58
  4. Step 4: Simplify right side
    11,287.46x = 128,774,687.09
  5. Step 5: Solve for x
    x = 128,774,687.09/11,287.46
  6. Step 6: Final answer
    x = 11,408.65

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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.