Home / 9,112.12-13,676.28-4,732.60

Finding the Fourth Proportional to 9,112.12, 13,676.28 and 4,732.60

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Solution

The fourth proportional to 9,112.12, 13,676.28 and 4,732.60 is: 7,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.12 : 13,676.28 = 4,732.60 : x
  2. Step 2: Convert to fraction form
    9,112.12/13,676.28 = 4,732.60/x
  3. Step 3: Cross multiply
    9,112.12x = 13,676.28 × 4,732.60
  4. Step 4: Simplify right side
    9,112.12x = 64,724,362.73
  5. Step 5: Solve for x
    x = 64,724,362.73/9,112.12
  6. Step 6: Final answer
    x = 7,103.11

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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.