Home / 10,926.52-16,389.78-3,532.08

Finding the Fourth Proportional to 10,926.52, 16,389.78 and 3,532.08

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Solution

The fourth proportional to 10,926.52, 16,389.78 and 3,532.08 is: 5,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.52 : 16,389.78 = 3,532.08 : x
  2. Step 2: Convert to fraction form
    10,926.52/16,389.78 = 3,532.08/x
  3. Step 3: Cross multiply
    10,926.52x = 16,389.78 × 3,532.08
  4. Step 4: Simplify right side
    10,926.52x = 57,890,014.14
  5. Step 5: Solve for x
    x = 57,890,014.14/10,926.52
  6. Step 6: Final answer
    x = 5,298.12

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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.