Home / 6,662.16-10,003.20-5,775.36

Finding the Fourth Proportional to 6,662.16, 10,003.20 and 5,775.36

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Solution

The fourth proportional to 6,662.16, 10,003.20 and 5,775.36 is: 8,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.16 : 10,003.20 = 5,775.36 : x
  2. Step 2: Convert to fraction form
    6,662.16/10,003.20 = 5,775.36/x
  3. Step 3: Cross multiply
    6,662.16x = 10,003.20 × 5,775.36
  4. Step 4: Simplify right side
    6,662.16x = 57,772,081.15
  5. Step 5: Solve for x
    x = 57,772,081.15/6,662.16
  6. Step 6: Final answer
    x = 8,671.67

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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.