Home / 7,338.42-11,010.37-2,957.12

Finding the Fourth Proportional to 7,338.42, 11,010.37 and 2,957.12

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Solution

The fourth proportional to 7,338.42, 11,010.37 and 2,957.12 is: 4,436.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.42 : 11,010.37 = 2,957.12 : x
  2. Step 2: Convert to fraction form
    7,338.42/11,010.37 = 2,957.12/x
  3. Step 3: Cross multiply
    7,338.42x = 11,010.37 × 2,957.12
  4. Step 4: Simplify right side
    7,338.42x = 32,558,985.33
  5. Step 5: Solve for x
    x = 32,558,985.33/7,338.42
  6. Step 6: Final answer
    x = 4,436.78

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1.5x scale

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.