Home / 8,936.84-12,325.56-7,441.04

Finding the Fourth Proportional to 8,936.84, 12,325.56 and 7,441.04

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Solution

The fourth proportional to 8,936.84, 12,325.56 and 7,441.04 is: 10,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.84 : 12,325.56 = 7,441.04 : x
  2. Step 2: Convert to fraction form
    8,936.84/12,325.56 = 7,441.04/x
  3. Step 3: Cross multiply
    8,936.84x = 12,325.56 × 7,441.04
  4. Step 4: Simplify right side
    8,936.84x = 91,714,984.98
  5. Step 5: Solve for x
    x = 91,714,984.98/8,936.84
  6. Step 6: Final answer
    x = 10,262.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.