Home / 10,460.86-15,690.12-3,065.38

Finding the Fourth Proportional to 10,460.86, 15,690.12 and 3,065.38

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Solution

The fourth proportional to 10,460.86, 15,690.12 and 3,065.38 is: 4,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,460.86 : 15,690.12 = 3,065.38 : x
  2. Step 2: Convert to fraction form
    10,460.86/15,690.12 = 3,065.38/x
  3. Step 3: Cross multiply
    10,460.86x = 15,690.12 × 3,065.38
  4. Step 4: Simplify right side
    10,460.86x = 48,096,180.05
  5. Step 5: Solve for x
    x = 48,096,180.05/10,460.86
  6. Step 6: Final answer
    x = 4,597.73

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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.