Home / 4,740.75-7,102.22-4,382.73

Finding the Fourth Proportional to 4,740.75, 7,102.22 and 4,382.73

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Solution

The fourth proportional to 4,740.75, 7,102.22 and 4,382.73 is: 6,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.75 : 7,102.22 = 4,382.73 : x
  2. Step 2: Convert to fraction form
    4,740.75/7,102.22 = 4,382.73/x
  3. Step 3: Cross multiply
    4,740.75x = 7,102.22 × 4,382.73
  4. Step 4: Simplify right side
    4,740.75x = 31,127,090.75
  5. Step 5: Solve for x
    x = 31,127,090.75/4,740.75
  6. Step 6: Final answer
    x = 6,565.86

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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.