Home / 3,563.21-5,344.91-1,688.66

Finding the Fourth Proportional to 3,563.21, 5,344.91 and 1,688.66

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Solution

The fourth proportional to 3,563.21, 5,344.91 and 1,688.66 is: 2,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.21 : 5,344.91 = 1,688.66 : x
  2. Step 2: Convert to fraction form
    3,563.21/5,344.91 = 1,688.66/x
  3. Step 3: Cross multiply
    3,563.21x = 5,344.91 × 1,688.66
  4. Step 4: Simplify right side
    3,563.21x = 9,025,731.50
  5. Step 5: Solve for x
    x = 9,025,731.50/3,563.21
  6. Step 6: Final answer
    x = 2,533.03

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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.