Home / 10,916.88-16,376.35-3,019.08

Finding the Fourth Proportional to 10,916.88, 16,376.35 and 3,019.08

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Solution

The fourth proportional to 10,916.88, 16,376.35 and 3,019.08 is: 4,528.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.88 : 16,376.35 = 3,019.08 : x
  2. Step 2: Convert to fraction form
    10,916.88/16,376.35 = 3,019.08/x
  3. Step 3: Cross multiply
    10,916.88x = 16,376.35 × 3,019.08
  4. Step 4: Simplify right side
    10,916.88x = 49,441,421.33
  5. Step 5: Solve for x
    x = 49,441,421.33/10,916.88
  6. Step 6: Final answer
    x = 4,528.90

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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.