Home / 3,274.32-4,515.96-2,315.53

Finding the Fourth Proportional to 3,274.32, 4,515.96 and 2,315.53

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Solution

The fourth proportional to 3,274.32, 4,515.96 and 2,315.53 is: 3,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.32 : 4,515.96 = 2,315.53 : x
  2. Step 2: Convert to fraction form
    3,274.32/4,515.96 = 2,315.53/x
  3. Step 3: Cross multiply
    3,274.32x = 4,515.96 × 2,315.53
  4. Step 4: Simplify right side
    3,274.32x = 10,456,840.86
  5. Step 5: Solve for x
    x = 10,456,840.86/3,274.32
  6. Step 6: Final answer
    x = 3,193.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.