Home / 4,707.20-7,062.32-2,835.12

Finding the Fourth Proportional to 4,707.20, 7,062.32 and 2,835.12

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Solution

The fourth proportional to 4,707.20, 7,062.32 and 2,835.12 is: 4,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.20 : 7,062.32 = 2,835.12 : x
  2. Step 2: Convert to fraction form
    4,707.20/7,062.32 = 2,835.12/x
  3. Step 3: Cross multiply
    4,707.20x = 7,062.32 × 2,835.12
  4. Step 4: Simplify right side
    4,707.20x = 20,022,524.68
  5. Step 5: Solve for x
    x = 20,022,524.68/4,707.20
  6. Step 6: Final answer
    x = 4,253.60

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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.