Home / 10,784.29-16,176.35-2,993.11

Finding the Fourth Proportional to 10,784.29, 16,176.35 and 2,993.11

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Solution

The fourth proportional to 10,784.29, 16,176.35 and 2,993.11 is: 4,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784.29 : 16,176.35 = 2,993.11 : x
  2. Step 2: Convert to fraction form
    10,784.29/16,176.35 = 2,993.11/x
  3. Step 3: Cross multiply
    10,784.29x = 16,176.35 × 2,993.11
  4. Step 4: Simplify right side
    10,784.29x = 48,417,499.10
  5. Step 5: Solve for x
    x = 48,417,499.10/10,784.29
  6. Step 6: Final answer
    x = 4,489.63

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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.