Home / 6,669.92-9,193.86-5,251.36

Finding the Fourth Proportional to 6,669.92, 9,193.86 and 5,251.36

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Solution

The fourth proportional to 6,669.92, 9,193.86 and 5,251.36 is: 7,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.92 : 9,193.86 = 5,251.36 : x
  2. Step 2: Convert to fraction form
    6,669.92/9,193.86 = 5,251.36/x
  3. Step 3: Cross multiply
    6,669.92x = 9,193.86 × 5,251.36
  4. Step 4: Simplify right side
    6,669.92x = 48,280,242.39
  5. Step 5: Solve for x
    x = 48,280,242.39/6,669.92
  6. Step 6: Final answer
    x = 7,238.50

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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.