Home / 3,315.32-4,969.14-1,756.84

Finding the Fourth Proportional to 3,315.32, 4,969.14 and 1,756.84

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Solution

The fourth proportional to 3,315.32, 4,969.14 and 1,756.84 is: 2,633.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.32 : 4,969.14 = 1,756.84 : x
  2. Step 2: Convert to fraction form
    3,315.32/4,969.14 = 1,756.84/x
  3. Step 3: Cross multiply
    3,315.32x = 4,969.14 × 1,756.84
  4. Step 4: Simplify right side
    3,315.32x = 8,729,983.92
  5. Step 5: Solve for x
    x = 8,729,983.92/3,315.32
  6. Step 6: Final answer
    x = 2,633.23

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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.