Home / 7,462.16-11,199.72-4,178.96

Finding the Fourth Proportional to 7,462.16, 11,199.72 and 4,178.96

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Solution

The fourth proportional to 7,462.16, 11,199.72 and 4,178.96 is: 6,272.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.16 : 11,199.72 = 4,178.96 : x
  2. Step 2: Convert to fraction form
    7,462.16/11,199.72 = 4,178.96/x
  3. Step 3: Cross multiply
    7,462.16x = 11,199.72 × 4,178.96
  4. Step 4: Simplify right side
    7,462.16x = 46,803,181.89
  5. Step 5: Solve for x
    x = 46,803,181.89/7,462.16
  6. Step 6: Final answer
    x = 6,272.07

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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.