Home / 9,383.38-14,078.70-5,688.25

Finding the Fourth Proportional to 9,383.38, 14,078.70 and 5,688.25

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Solution

The fourth proportional to 9,383.38, 14,078.70 and 5,688.25 is: 8,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.38 : 14,078.70 = 5,688.25 : x
  2. Step 2: Convert to fraction form
    9,383.38/14,078.70 = 5,688.25/x
  3. Step 3: Cross multiply
    9,383.38x = 14,078.70 × 5,688.25
  4. Step 4: Simplify right side
    9,383.38x = 80,083,130.08
  5. Step 5: Solve for x
    x = 80,083,130.08/9,383.38
  6. Step 6: Final answer
    x = 8,534.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.