Home / 10,646.12-15,954.69-5,022.92

Finding the Fourth Proportional to 10,646.12, 15,954.69 and 5,022.92

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Solution

The fourth proportional to 10,646.12, 15,954.69 and 5,022.92 is: 7,527.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.12 : 15,954.69 = 5,022.92 : x
  2. Step 2: Convert to fraction form
    10,646.12/15,954.69 = 5,022.92/x
  3. Step 3: Cross multiply
    10,646.12x = 15,954.69 × 5,022.92
  4. Step 4: Simplify right side
    10,646.12x = 80,139,131.49
  5. Step 5: Solve for x
    x = 80,139,131.49/10,646.12
  6. Step 6: Final answer
    x = 7,527.54

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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.