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Finding the Fourth Proportional to 10,596.71, 15,900.23 and 4,358.60

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Solution

The fourth proportional to 10,596.71, 15,900.23 and 4,358.60 is: 6,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,596.71 : 15,900.23 = 4,358.60 : x
  2. Step 2: Convert to fraction form
    10,596.71/15,900.23 = 4,358.60/x
  3. Step 3: Cross multiply
    10,596.71x = 15,900.23 × 4,358.60
  4. Step 4: Simplify right side
    10,596.71x = 69,302,673.87
  5. Step 5: Solve for x
    x = 69,302,673.87/10,596.71
  6. Step 6: Final answer
    x = 6,540.02

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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.