Home / 7,636.88-11,457.12-2,371.62

Finding the Fourth Proportional to 7,636.88, 11,457.12 and 2,371.62

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Solution

The fourth proportional to 7,636.88, 11,457.12 and 2,371.62 is: 3,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.88 : 11,457.12 = 2,371.62 : x
  2. Step 2: Convert to fraction form
    7,636.88/11,457.12 = 2,371.62/x
  3. Step 3: Cross multiply
    7,636.88x = 11,457.12 × 2,371.62
  4. Step 4: Simplify right side
    7,636.88x = 27,171,926.04
  5. Step 5: Solve for x
    x = 27,171,926.04/7,636.88
  6. Step 6: Final answer
    x = 3,557.99

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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.