Home / 9,933.64-13,708.46-5,457.47

Finding the Fourth Proportional to 9,933.64, 13,708.46 and 5,457.47

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Solution

The fourth proportional to 9,933.64, 13,708.46 and 5,457.47 is: 7,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.64 : 13,708.46 = 5,457.47 : x
  2. Step 2: Convert to fraction form
    9,933.64/13,708.46 = 5,457.47/x
  3. Step 3: Cross multiply
    9,933.64x = 13,708.46 × 5,457.47
  4. Step 4: Simplify right side
    9,933.64x = 74,813,454.30
  5. Step 5: Solve for x
    x = 74,813,454.30/9,933.64
  6. Step 6: Final answer
    x = 7,531.33

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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.