Home / 5,563.68-7,680.36-3,676.44

Finding the Fourth Proportional to 5,563.68, 7,680.36 and 3,676.44

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Solution

The fourth proportional to 5,563.68, 7,680.36 and 3,676.44 is: 5,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.68 : 7,680.36 = 3,676.44 : x
  2. Step 2: Convert to fraction form
    5,563.68/7,680.36 = 3,676.44/x
  3. Step 3: Cross multiply
    5,563.68x = 7,680.36 × 3,676.44
  4. Step 4: Simplify right side
    5,563.68x = 28,236,382.72
  5. Step 5: Solve for x
    x = 28,236,382.72/5,563.68
  6. Step 6: Final answer
    x = 5,075.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.