Home / 9,670.30-14,494.65-4,122.70

Finding the Fourth Proportional to 9,670.30, 14,494.65 and 4,122.70

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Solution

The fourth proportional to 9,670.30, 14,494.65 and 4,122.70 is: 6,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,670.30 : 14,494.65 = 4,122.70 : x
  2. Step 2: Convert to fraction form
    9,670.30/14,494.65 = 4,122.70/x
  3. Step 3: Cross multiply
    9,670.30x = 14,494.65 × 4,122.70
  4. Step 4: Simplify right side
    9,670.30x = 59,757,093.56
  5. Step 5: Solve for x
    x = 59,757,093.56/9,670.30
  6. Step 6: Final answer
    x = 6,179.45

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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.