Home / 5,563.22-7,679.16-3,206.30

Finding the Fourth Proportional to 5,563.22, 7,679.16 and 3,206.30

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Solution

The fourth proportional to 5,563.22, 7,679.16 and 3,206.30 is: 4,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.22 : 7,679.16 = 3,206.30 : x
  2. Step 2: Convert to fraction form
    5,563.22/7,679.16 = 3,206.30/x
  3. Step 3: Cross multiply
    5,563.22x = 7,679.16 × 3,206.30
  4. Step 4: Simplify right side
    5,563.22x = 24,621,690.71
  5. Step 5: Solve for x
    x = 24,621,690.71/5,563.22
  6. Step 6: Final answer
    x = 4,425.80

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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.