Home / 3,641.40-5,464.08-1,563.48

Finding the Fourth Proportional to 3,641.40, 5,464.08 and 1,563.48

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Solution

The fourth proportional to 3,641.40, 5,464.08 and 1,563.48 is: 2,346.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.40 : 5,464.08 = 1,563.48 : x
  2. Step 2: Convert to fraction form
    3,641.40/5,464.08 = 1,563.48/x
  3. Step 3: Cross multiply
    3,641.40x = 5,464.08 × 1,563.48
  4. Step 4: Simplify right side
    3,641.40x = 8,542,979.80
  5. Step 5: Solve for x
    x = 8,542,979.80/3,641.40
  6. Step 6: Final answer
    x = 2,346.07

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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.