Home / 5,505.70-8,257.65-1,609.18

Finding the Fourth Proportional to 5,505.70, 8,257.65 and 1,609.18

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Solution

The fourth proportional to 5,505.70, 8,257.65 and 1,609.18 is: 2,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.70 : 8,257.65 = 1,609.18 : x
  2. Step 2: Convert to fraction form
    5,505.70/8,257.65 = 1,609.18/x
  3. Step 3: Cross multiply
    5,505.70x = 8,257.65 × 1,609.18
  4. Step 4: Simplify right side
    5,505.70x = 13,288,045.23
  5. Step 5: Solve for x
    x = 13,288,045.23/5,505.70
  6. Step 6: Final answer
    x = 2,413.51

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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.