Home / 5,169.06-7,754.45-1,705.50

Finding the Fourth Proportional to 5,169.06, 7,754.45 and 1,705.50

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Solution

The fourth proportional to 5,169.06, 7,754.45 and 1,705.50 is: 2,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.06 : 7,754.45 = 1,705.50 : x
  2. Step 2: Convert to fraction form
    5,169.06/7,754.45 = 1,705.50/x
  3. Step 3: Cross multiply
    5,169.06x = 7,754.45 × 1,705.50
  4. Step 4: Simplify right side
    5,169.06x = 13,225,205.95
  5. Step 5: Solve for x
    x = 13,225,205.95/5,169.06
  6. Step 6: Final answer
    x = 2,558.53

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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.