Home / 9,927.56-13,699.92-5,451.62

Finding the Fourth Proportional to 9,927.56, 13,699.92 and 5,451.62

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Solution

The fourth proportional to 9,927.56, 13,699.92 and 5,451.62 is: 7,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.56 : 13,699.92 = 5,451.62 : x
  2. Step 2: Convert to fraction form
    9,927.56/13,699.92 = 5,451.62/x
  3. Step 3: Cross multiply
    9,927.56x = 13,699.92 × 5,451.62
  4. Step 4: Simplify right side
    9,927.56x = 74,686,757.87
  5. Step 5: Solve for x
    x = 74,686,757.87/9,927.56
  6. Step 6: Final answer
    x = 7,523.17

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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.