Home / 6,688.48-10,027.26-3,908.32

Finding the Fourth Proportional to 6,688.48, 10,027.26 and 3,908.32

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Solution

The fourth proportional to 6,688.48, 10,027.26 and 3,908.32 is: 5,859.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.48 : 10,027.26 = 3,908.32 : x
  2. Step 2: Convert to fraction form
    6,688.48/10,027.26 = 3,908.32/x
  3. Step 3: Cross multiply
    6,688.48x = 10,027.26 × 3,908.32
  4. Step 4: Simplify right side
    6,688.48x = 39,189,740.80
  5. Step 5: Solve for x
    x = 39,189,740.80/6,688.48
  6. Step 6: Final answer
    x = 5,859.29

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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.