Home / 8,585.72-11,836.51-5,928.56

Finding the Fourth Proportional to 8,585.72, 11,836.51 and 5,928.56

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Solution

The fourth proportional to 8,585.72, 11,836.51 and 5,928.56 is: 8,173.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.72 : 11,836.51 = 5,928.56 : x
  2. Step 2: Convert to fraction form
    8,585.72/11,836.51 = 5,928.56/x
  3. Step 3: Cross multiply
    8,585.72x = 11,836.51 × 5,928.56
  4. Step 4: Simplify right side
    8,585.72x = 70,173,385.72
  5. Step 5: Solve for x
    x = 70,173,385.72/8,585.72
  6. Step 6: Final answer
    x = 8,173.27

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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.