Home / 5,673.20-8,512.20-3,075.56

Finding the Fourth Proportional to 5,673.20, 8,512.20 and 3,075.56

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Solution

The fourth proportional to 5,673.20, 8,512.20 and 3,075.56 is: 4,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.20 : 8,512.20 = 3,075.56 : x
  2. Step 2: Convert to fraction form
    5,673.20/8,512.20 = 3,075.56/x
  3. Step 3: Cross multiply
    5,673.20x = 8,512.20 × 3,075.56
  4. Step 4: Simplify right side
    5,673.20x = 26,179,781.83
  5. Step 5: Solve for x
    x = 26,179,781.83/5,673.20
  6. Step 6: Final answer
    x = 4,614.64

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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.