Home / 5,627.16-7,763.58-3,267.36

Finding the Fourth Proportional to 5,627.16, 7,763.58 and 3,267.36

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Solution

The fourth proportional to 5,627.16, 7,763.58 and 3,267.36 is: 4,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.16 : 7,763.58 = 3,267.36 : x
  2. Step 2: Convert to fraction form
    5,627.16/7,763.58 = 3,267.36/x
  3. Step 3: Cross multiply
    5,627.16x = 7,763.58 × 3,267.36
  4. Step 4: Simplify right side
    5,627.16x = 25,366,410.75
  5. Step 5: Solve for x
    x = 25,366,410.75/5,627.16
  6. Step 6: Final answer
    x = 4,507.85

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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.