Home / 4,729.56-6,530.08-3,162.20

Finding the Fourth Proportional to 4,729.56, 6,530.08 and 3,162.20

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Solution

The fourth proportional to 4,729.56, 6,530.08 and 3,162.20 is: 4,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.56 : 6,530.08 = 3,162.20 : x
  2. Step 2: Convert to fraction form
    4,729.56/6,530.08 = 3,162.20/x
  3. Step 3: Cross multiply
    4,729.56x = 6,530.08 × 3,162.20
  4. Step 4: Simplify right side
    4,729.56x = 20,649,418.98
  5. Step 5: Solve for x
    x = 20,649,418.98/4,729.56
  6. Step 6: Final answer
    x = 4,366.03

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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.