Home / 8,124.79-11,212.43-4,588.03

Finding the Fourth Proportional to 8,124.79, 11,212.43 and 4,588.03

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Solution

The fourth proportional to 8,124.79, 11,212.43 and 4,588.03 is: 6,331.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.79 : 11,212.43 = 4,588.03 : x
  2. Step 2: Convert to fraction form
    8,124.79/11,212.43 = 4,588.03/x
  3. Step 3: Cross multiply
    8,124.79x = 11,212.43 × 4,588.03
  4. Step 4: Simplify right side
    8,124.79x = 51,442,965.21
  5. Step 5: Solve for x
    x = 51,442,965.21/8,124.79
  6. Step 6: Final answer
    x = 6,331.61

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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.