Home / 9,933.43-13,708.22-5,457.28

Finding the Fourth Proportional to 9,933.43, 13,708.22 and 5,457.28

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Solution

The fourth proportional to 9,933.43, 13,708.22 and 5,457.28 is: 7,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.43 : 13,708.22 = 5,457.28 : x
  2. Step 2: Convert to fraction form
    9,933.43/13,708.22 = 5,457.28/x
  3. Step 3: Cross multiply
    9,933.43x = 13,708.22 × 5,457.28
  4. Step 4: Simplify right side
    9,933.43x = 74,809,594.84
  5. Step 5: Solve for x
    x = 74,809,594.84/9,933.43
  6. Step 6: Final answer
    x = 7,531.09

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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.