Home / 10,867.04-16,301.64-3,942.08

Finding the Fourth Proportional to 10,867.04, 16,301.64 and 3,942.08

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Solution

The fourth proportional to 10,867.04, 16,301.64 and 3,942.08 is: 5,913.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.04 : 16,301.64 = 3,942.08 : x
  2. Step 2: Convert to fraction form
    10,867.04/16,301.64 = 3,942.08/x
  3. Step 3: Cross multiply
    10,867.04x = 16,301.64 × 3,942.08
  4. Step 4: Simplify right side
    10,867.04x = 64,262,369.01
  5. Step 5: Solve for x
    x = 64,262,369.01/10,867.04
  6. Step 6: Final answer
    x = 5,913.51

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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.