Home / 9,939.03-13,716.23-5,462.96

Finding the Fourth Proportional to 9,939.03, 13,716.23 and 5,462.96

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Solution

The fourth proportional to 9,939.03, 13,716.23 and 5,462.96 is: 7,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.03 : 13,716.23 = 5,462.96 : x
  2. Step 2: Convert to fraction form
    9,939.03/13,716.23 = 5,462.96/x
  3. Step 3: Cross multiply
    9,939.03x = 13,716.23 × 5,462.96
  4. Step 4: Simplify right side
    9,939.03x = 74,931,119.94
  5. Step 5: Solve for x
    x = 74,931,119.94/9,939.03
  6. Step 6: Final answer
    x = 7,539.08

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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.