Home / 6,857.22-10,288.68-3,572.67

Finding the Fourth Proportional to 6,857.22, 10,288.68 and 3,572.67

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Solution

The fourth proportional to 6,857.22, 10,288.68 and 3,572.67 is: 5,360.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.22 : 10,288.68 = 3,572.67 : x
  2. Step 2: Convert to fraction form
    6,857.22/10,288.68 = 3,572.67/x
  3. Step 3: Cross multiply
    6,857.22x = 10,288.68 × 3,572.67
  4. Step 4: Simplify right side
    6,857.22x = 36,758,058.38
  5. Step 5: Solve for x
    x = 36,758,058.38/6,857.22
  6. Step 6: Final answer
    x = 5,360.49

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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.