Home / 5,249.34-7,243.56-3,010.77

Finding the Fourth Proportional to 5,249.34, 7,243.56 and 3,010.77

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Solution

The fourth proportional to 5,249.34, 7,243.56 and 3,010.77 is: 4,154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.34 : 7,243.56 = 3,010.77 : x
  2. Step 2: Convert to fraction form
    5,249.34/7,243.56 = 3,010.77/x
  3. Step 3: Cross multiply
    5,249.34x = 7,243.56 × 3,010.77
  4. Step 4: Simplify right side
    5,249.34x = 21,808,693.14
  5. Step 5: Solve for x
    x = 21,808,693.14/5,249.34
  6. Step 6: Final answer
    x = 4,154.56

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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.