Home / 5,554.44-8,328.42-1,657.80

Finding the Fourth Proportional to 5,554.44, 8,328.42 and 1,657.80

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Solution

The fourth proportional to 5,554.44, 8,328.42 and 1,657.80 is: 2,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.44 : 8,328.42 = 1,657.80 : x
  2. Step 2: Convert to fraction form
    5,554.44/8,328.42 = 1,657.80/x
  3. Step 3: Cross multiply
    5,554.44x = 8,328.42 × 1,657.80
  4. Step 4: Simplify right side
    5,554.44x = 13,806,854.68
  5. Step 5: Solve for x
    x = 13,806,854.68/5,554.44
  6. Step 6: Final answer
    x = 2,485.73

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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.