Home / 3,563.63-5,345.87-1,485.04

Finding the Fourth Proportional to 3,563.63, 5,345.87 and 1,485.04

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Solution

The fourth proportional to 3,563.63, 5,345.87 and 1,485.04 is: 2,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.63 : 5,345.87 = 1,485.04 : x
  2. Step 2: Convert to fraction form
    3,563.63/5,345.87 = 1,485.04/x
  3. Step 3: Cross multiply
    3,563.63x = 5,345.87 × 1,485.04
  4. Step 4: Simplify right side
    3,563.63x = 7,938,830.78
  5. Step 5: Solve for x
    x = 7,938,830.78/3,563.63
  6. Step 6: Final answer
    x = 2,227.74

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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.