Home / 10,631.44-14,670.44-5,915.84

Finding the Fourth Proportional to 10,631.44, 14,670.44 and 5,915.84

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Solution

The fourth proportional to 10,631.44, 14,670.44 and 5,915.84 is: 8,163.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.44 : 14,670.44 = 5,915.84 : x
  2. Step 2: Convert to fraction form
    10,631.44/14,670.44 = 5,915.84/x
  3. Step 3: Cross multiply
    10,631.44x = 14,670.44 × 5,915.84
  4. Step 4: Simplify right side
    10,631.44x = 86,787,975.77
  5. Step 5: Solve for x
    x = 86,787,975.77/10,631.44
  6. Step 6: Final answer
    x = 8,163.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.