Home / 3,563.55-5,346.84-1,918.17

Finding the Fourth Proportional to 3,563.55, 5,346.84 and 1,918.17

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Solution

The fourth proportional to 3,563.55, 5,346.84 and 1,918.17 is: 2,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.55 : 5,346.84 = 1,918.17 : x
  2. Step 2: Convert to fraction form
    3,563.55/5,346.84 = 1,918.17/x
  3. Step 3: Cross multiply
    3,563.55x = 5,346.84 × 1,918.17
  4. Step 4: Simplify right side
    3,563.55x = 10,256,148.08
  5. Step 5: Solve for x
    x = 10,256,148.08/3,563.55
  6. Step 6: Final answer
    x = 2,878.07

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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.