Home / 10,927.88-16,394.45-3,136.62

Finding the Fourth Proportional to 10,927.88, 16,394.45 and 3,136.62

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Solution

The fourth proportional to 10,927.88, 16,394.45 and 3,136.62 is: 4,705.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.88 : 16,394.45 = 3,136.62 : x
  2. Step 2: Convert to fraction form
    10,927.88/16,394.45 = 3,136.62/x
  3. Step 3: Cross multiply
    10,927.88x = 16,394.45 × 3,136.62
  4. Step 4: Simplify right side
    10,927.88x = 51,423,144.08
  5. Step 5: Solve for x
    x = 51,423,144.08/10,927.88
  6. Step 6: Final answer
    x = 4,705.69

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1.5x scale

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.