Home / 4,707.60-7,064.10-3,247.80

Finding the Fourth Proportional to 4,707.60, 7,064.10 and 3,247.80

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Solution

The fourth proportional to 4,707.60, 7,064.10 and 3,247.80 is: 4,873.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.60 : 7,064.10 = 3,247.80 : x
  2. Step 2: Convert to fraction form
    4,707.60/7,064.10 = 3,247.80/x
  3. Step 3: Cross multiply
    4,707.60x = 7,064.10 × 3,247.80
  4. Step 4: Simplify right side
    4,707.60x = 22,942,783.98
  5. Step 5: Solve for x
    x = 22,942,783.98/4,707.60
  6. Step 6: Final answer
    x = 4,873.56

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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.