Home / 5,675.45-8,511.48-1,726.99

Finding the Fourth Proportional to 5,675.45, 8,511.48 and 1,726.99

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Solution

The fourth proportional to 5,675.45, 8,511.48 and 1,726.99 is: 2,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.45 : 8,511.48 = 1,726.99 : x
  2. Step 2: Convert to fraction form
    5,675.45/8,511.48 = 1,726.99/x
  3. Step 3: Cross multiply
    5,675.45x = 8,511.48 × 1,726.99
  4. Step 4: Simplify right side
    5,675.45x = 14,699,219.57
  5. Step 5: Solve for x
    x = 14,699,219.57/5,675.45
  6. Step 6: Final answer
    x = 2,589.97

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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.