Home / 4,727.45-7,088.80-2,753.73

Finding the Fourth Proportional to 4,727.45, 7,088.80 and 2,753.73

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Solution

The fourth proportional to 4,727.45, 7,088.80 and 2,753.73 is: 4,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.45 : 7,088.80 = 2,753.73 : x
  2. Step 2: Convert to fraction form
    4,727.45/7,088.80 = 2,753.73/x
  3. Step 3: Cross multiply
    4,727.45x = 7,088.80 × 2,753.73
  4. Step 4: Simplify right side
    4,727.45x = 19,520,641.22
  5. Step 5: Solve for x
    x = 19,520,641.22/4,727.45
  6. Step 6: Final answer
    x = 4,129.21

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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.