Home / 10,927.13-16,389.27-3,530.84

Finding the Fourth Proportional to 10,927.13, 16,389.27 and 3,530.84

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Solution

The fourth proportional to 10,927.13, 16,389.27 and 3,530.84 is: 5,295.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.13 : 16,389.27 = 3,530.84 : x
  2. Step 2: Convert to fraction form
    10,927.13/16,389.27 = 3,530.84/x
  3. Step 3: Cross multiply
    10,927.13x = 16,389.27 × 3,530.84
  4. Step 4: Simplify right side
    10,927.13x = 57,867,808.14
  5. Step 5: Solve for x
    x = 57,867,808.14/10,927.13
  6. Step 6: Final answer
    x = 5,295.79

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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.