Home / 9,933.56-13,708.33-5,457.32

Finding the Fourth Proportional to 9,933.56, 13,708.33 and 5,457.32

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Solution

The fourth proportional to 9,933.56, 13,708.33 and 5,457.32 is: 7,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.56 : 13,708.33 = 5,457.32 : x
  2. Step 2: Convert to fraction form
    9,933.56/13,708.33 = 5,457.32/x
  3. Step 3: Cross multiply
    9,933.56x = 13,708.33 × 5,457.32
  4. Step 4: Simplify right side
    9,933.56x = 74,810,753.87
  5. Step 5: Solve for x
    x = 74,810,753.87/9,933.56
  6. Step 6: Final answer
    x = 7,531.11

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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.