Home / 6,353.60-8,767.96-3,559.12

Finding the Fourth Proportional to 6,353.60, 8,767.96 and 3,559.12

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Solution

The fourth proportional to 6,353.60, 8,767.96 and 3,559.12 is: 4,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.60 : 8,767.96 = 3,559.12 : x
  2. Step 2: Convert to fraction form
    6,353.60/8,767.96 = 3,559.12/x
  3. Step 3: Cross multiply
    6,353.60x = 8,767.96 × 3,559.12
  4. Step 4: Simplify right side
    6,353.60x = 31,206,221.80
  5. Step 5: Solve for x
    x = 31,206,221.80/6,353.60
  6. Step 6: Final answer
    x = 4,911.58

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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.