Home / 5,563.20-8,344.80-1,667.64

Finding the Fourth Proportional to 5,563.20, 8,344.80 and 1,667.64

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Solution

The fourth proportional to 5,563.20, 8,344.80 and 1,667.64 is: 2,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.20 : 8,344.80 = 1,667.64 : x
  2. Step 2: Convert to fraction form
    5,563.20/8,344.80 = 1,667.64/x
  3. Step 3: Cross multiply
    5,563.20x = 8,344.80 × 1,667.64
  4. Step 4: Simplify right side
    5,563.20x = 13,916,122.27
  5. Step 5: Solve for x
    x = 13,916,122.27/5,563.20
  6. Step 6: Final answer
    x = 2,501.46

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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.