Home / 7,942.16-10,961.04-4,406.24

Finding the Fourth Proportional to 7,942.16, 10,961.04 and 4,406.24

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Solution

The fourth proportional to 7,942.16, 10,961.04 and 4,406.24 is: 6,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.16 : 10,961.04 = 4,406.24 : x
  2. Step 2: Convert to fraction form
    7,942.16/10,961.04 = 4,406.24/x
  3. Step 3: Cross multiply
    7,942.16x = 10,961.04 × 4,406.24
  4. Step 4: Simplify right side
    7,942.16x = 48,296,972.89
  5. Step 5: Solve for x
    x = 48,296,972.89/7,942.16
  6. Step 6: Final answer
    x = 6,081.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.