Home / 7,636.77-11,455.88-2,371.84

Finding the Fourth Proportional to 7,636.77, 11,455.88 and 2,371.84

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Solution

The fourth proportional to 7,636.77, 11,455.88 and 2,371.84 is: 3,557.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.77 : 11,455.88 = 2,371.84 : x
  2. Step 2: Convert to fraction form
    7,636.77/11,455.88 = 2,371.84/x
  3. Step 3: Cross multiply
    7,636.77x = 11,455.88 × 2,371.84
  4. Step 4: Simplify right side
    7,636.77x = 27,171,473.92
  5. Step 5: Solve for x
    x = 27,171,473.92/7,636.77
  6. Step 6: Final answer
    x = 3,557.98

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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.