Home / 8,124.89-11,212.57-4,588.11

Finding the Fourth Proportional to 8,124.89, 11,212.57 and 4,588.11

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Solution

The fourth proportional to 8,124.89, 11,212.57 and 4,588.11 is: 6,331.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.89 : 11,212.57 = 4,588.11 : x
  2. Step 2: Convert to fraction form
    8,124.89/11,212.57 = 4,588.11/x
  3. Step 3: Cross multiply
    8,124.89x = 11,212.57 × 4,588.11
  4. Step 4: Simplify right side
    8,124.89x = 51,444,459.75
  5. Step 5: Solve for x
    x = 51,444,459.75/8,124.89
  6. Step 6: Final answer
    x = 6,331.71

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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.