Home / 3,885.50-5,830.94-1,545.26

Finding the Fourth Proportional to 3,885.50, 5,830.94 and 1,545.26

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Solution

The fourth proportional to 3,885.50, 5,830.94 and 1,545.26 is: 2,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.50 : 5,830.94 = 1,545.26 : x
  2. Step 2: Convert to fraction form
    3,885.50/5,830.94 = 1,545.26/x
  3. Step 3: Cross multiply
    3,885.50x = 5,830.94 × 1,545.26
  4. Step 4: Simplify right side
    3,885.50x = 9,010,333.89
  5. Step 5: Solve for x
    x = 9,010,333.89/3,885.50
  6. Step 6: Final answer
    x = 2,318.96

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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.