Home / 7,662.16-11,491.44-4,884.76

Finding the Fourth Proportional to 7,662.16, 11,491.44 and 4,884.76

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Solution

The fourth proportional to 7,662.16, 11,491.44 and 4,884.76 is: 7,325.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662.16 : 11,491.44 = 4,884.76 : x
  2. Step 2: Convert to fraction form
    7,662.16/11,491.44 = 4,884.76/x
  3. Step 3: Cross multiply
    7,662.16x = 11,491.44 × 4,884.76
  4. Step 4: Simplify right side
    7,662.16x = 56,132,926.45
  5. Step 5: Solve for x
    x = 56,132,926.45/7,662.16
  6. Step 6: Final answer
    x = 7,325.99

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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.