Home / 10,929.93-16,394.91-2,721.93

Finding the Fourth Proportional to 10,929.93, 16,394.91 and 2,721.93

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Solution

The fourth proportional to 10,929.93, 16,394.91 and 2,721.93 is: 4,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,929.93 : 16,394.91 = 2,721.93 : x
  2. Step 2: Convert to fraction form
    10,929.93/16,394.91 = 2,721.93/x
  3. Step 3: Cross multiply
    10,929.93x = 16,394.91 × 2,721.93
  4. Step 4: Simplify right side
    10,929.93x = 44,625,797.38
  5. Step 5: Solve for x
    x = 44,625,797.38/10,929.93
  6. Step 6: Final answer
    x = 4,082.90

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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.