Home / 7,670.28-11,496.01-3,970.41

Finding the Fourth Proportional to 7,670.28, 11,496.01 and 3,970.41

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Solution

The fourth proportional to 7,670.28, 11,496.01 and 3,970.41 is: 5,950.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.28 : 11,496.01 = 3,970.41 : x
  2. Step 2: Convert to fraction form
    7,670.28/11,496.01 = 3,970.41/x
  3. Step 3: Cross multiply
    7,670.28x = 11,496.01 × 3,970.41
  4. Step 4: Simplify right side
    7,670.28x = 45,643,805.66
  5. Step 5: Solve for x
    x = 45,643,805.66/7,670.28
  6. Step 6: Final answer
    x = 5,950.73

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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.