Home / 4,545.73-6,815.31-1,770.06

Finding the Fourth Proportional to 4,545.73, 6,815.31 and 1,770.06

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Solution

The fourth proportional to 4,545.73, 6,815.31 and 1,770.06 is: 2,653.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.73 : 6,815.31 = 1,770.06 : x
  2. Step 2: Convert to fraction form
    4,545.73/6,815.31 = 1,770.06/x
  3. Step 3: Cross multiply
    4,545.73x = 6,815.31 × 1,770.06
  4. Step 4: Simplify right side
    4,545.73x = 12,063,507.62
  5. Step 5: Solve for x
    x = 12,063,507.62/4,545.73
  6. Step 6: Final answer
    x = 2,653.81

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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.