Home / 8,568.40-11,824.20-4,842.32

Finding the Fourth Proportional to 8,568.40, 11,824.20 and 4,842.32

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Solution

The fourth proportional to 8,568.40, 11,824.20 and 4,842.32 is: 6,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.40 : 11,824.20 = 4,842.32 : x
  2. Step 2: Convert to fraction form
    8,568.40/11,824.20 = 4,842.32/x
  3. Step 3: Cross multiply
    8,568.40x = 11,824.20 × 4,842.32
  4. Step 4: Simplify right side
    8,568.40x = 57,256,560.14
  5. Step 5: Solve for x
    x = 57,256,560.14/8,568.40
  6. Step 6: Final answer
    x = 6,682.29

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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.