Home / 3,567.20-4,922.32-1,973.64

Finding the Fourth Proportional to 3,567.20, 4,922.32 and 1,973.64

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Solution

The fourth proportional to 3,567.20, 4,922.32 and 1,973.64 is: 2,723.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.20 : 4,922.32 = 1,973.64 : x
  2. Step 2: Convert to fraction form
    3,567.20/4,922.32 = 1,973.64/x
  3. Step 3: Cross multiply
    3,567.20x = 4,922.32 × 1,973.64
  4. Step 4: Simplify right side
    3,567.20x = 9,714,878.40
  5. Step 5: Solve for x
    x = 9,714,878.40/3,567.20
  6. Step 6: Final answer
    x = 2,723.39

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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.