Home / 2,539.22-3,806.93-1,715.18

Finding the Fourth Proportional to 2,539.22, 3,806.93 and 1,715.18

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Solution

The fourth proportional to 2,539.22, 3,806.93 and 1,715.18 is: 2,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.22 : 3,806.93 = 1,715.18 : x
  2. Step 2: Convert to fraction form
    2,539.22/3,806.93 = 1,715.18/x
  3. Step 3: Cross multiply
    2,539.22x = 3,806.93 × 1,715.18
  4. Step 4: Simplify right side
    2,539.22x = 6,529,555.45
  5. Step 5: Solve for x
    x = 6,529,555.45/2,539.22
  6. Step 6: Final answer
    x = 2,571.49

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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.