Home / 3,563.49-5,348.56-1,809.74

Finding the Fourth Proportional to 3,563.49, 5,348.56 and 1,809.74

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Solution

The fourth proportional to 3,563.49, 5,348.56 and 1,809.74 is: 2,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.49 : 5,348.56 = 1,809.74 : x
  2. Step 2: Convert to fraction form
    3,563.49/5,348.56 = 1,809.74/x
  3. Step 3: Cross multiply
    3,563.49x = 5,348.56 × 1,809.74
  4. Step 4: Simplify right side
    3,563.49x = 9,679,502.97
  5. Step 5: Solve for x
    x = 9,679,502.97/3,563.49
  6. Step 6: Final answer
    x = 2,716.30

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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.