Home / 9,939.06-13,715.93-5,463.27

Finding the Fourth Proportional to 9,939.06, 13,715.93 and 5,463.27

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Solution

The fourth proportional to 9,939.06, 13,715.93 and 5,463.27 is: 7,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.06 : 13,715.93 = 5,463.27 : x
  2. Step 2: Convert to fraction form
    9,939.06/13,715.93 = 5,463.27/x
  3. Step 3: Cross multiply
    9,939.06x = 13,715.93 × 5,463.27
  4. Step 4: Simplify right side
    9,939.06x = 74,933,842.55
  5. Step 5: Solve for x
    x = 74,933,842.55/9,939.06
  6. Step 6: Final answer
    x = 7,539.33

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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.