Home / 10,830.42-16,246.62-3,039.18

Finding the Fourth Proportional to 10,830.42, 16,246.62 and 3,039.18

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Solution

The fourth proportional to 10,830.42, 16,246.62 and 3,039.18 is: 4,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.42 : 16,246.62 = 3,039.18 : x
  2. Step 2: Convert to fraction form
    10,830.42/16,246.62 = 3,039.18/x
  3. Step 3: Cross multiply
    10,830.42x = 16,246.62 × 3,039.18
  4. Step 4: Simplify right side
    10,830.42x = 49,376,402.57
  5. Step 5: Solve for x
    x = 49,376,402.57/10,830.42
  6. Step 6: Final answer
    x = 4,559.05

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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.