Home / 6,270.28-8,655.06-4,174.12

Finding the Fourth Proportional to 6,270.28, 8,655.06 and 4,174.12

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Solution

The fourth proportional to 6,270.28, 8,655.06 and 4,174.12 is: 5,761.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.28 : 8,655.06 = 4,174.12 : x
  2. Step 2: Convert to fraction form
    6,270.28/8,655.06 = 4,174.12/x
  3. Step 3: Cross multiply
    6,270.28x = 8,655.06 × 4,174.12
  4. Step 4: Simplify right side
    6,270.28x = 36,127,259.05
  5. Step 5: Solve for x
    x = 36,127,259.05/6,270.28
  6. Step 6: Final answer
    x = 5,761.67

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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.