Home / 9,933.67-13,708.67-5,457.75

Finding the Fourth Proportional to 9,933.67, 13,708.67 and 5,457.75

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Solution

The fourth proportional to 9,933.67, 13,708.67 and 5,457.75 is: 7,531.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.67 : 13,708.67 = 5,457.75 : x
  2. Step 2: Convert to fraction form
    9,933.67/13,708.67 = 5,457.75/x
  3. Step 3: Cross multiply
    9,933.67x = 13,708.67 × 5,457.75
  4. Step 4: Simplify right side
    9,933.67x = 74,818,493.69
  5. Step 5: Solve for x
    x = 74,818,493.69/9,933.67
  6. Step 6: Final answer
    x = 7,531.81

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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.