Home / 6,266.20-9,399.30-5,978.20

Finding the Fourth Proportional to 6,266.20, 9,399.30 and 5,978.20

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Solution

The fourth proportional to 6,266.20, 9,399.30 and 5,978.20 is: 8,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.20 : 9,399.30 = 5,978.20 : x
  2. Step 2: Convert to fraction form
    6,266.20/9,399.30 = 5,978.20/x
  3. Step 3: Cross multiply
    6,266.20x = 9,399.30 × 5,978.20
  4. Step 4: Simplify right side
    6,266.20x = 56,190,895.26
  5. Step 5: Solve for x
    x = 56,190,895.26/6,266.20
  6. Step 6: Final answer
    x = 8,967.30

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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.