Home / 3,276.84-4,915.24-1,329.02

Finding the Fourth Proportional to 3,276.84, 4,915.24 and 1,329.02

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Solution

The fourth proportional to 3,276.84, 4,915.24 and 1,329.02 is: 1,993.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.84 : 4,915.24 = 1,329.02 : x
  2. Step 2: Convert to fraction form
    3,276.84/4,915.24 = 1,329.02/x
  3. Step 3: Cross multiply
    3,276.84x = 4,915.24 × 1,329.02
  4. Step 4: Simplify right side
    3,276.84x = 6,532,452.26
  5. Step 5: Solve for x
    x = 6,532,452.26/3,276.84
  6. Step 6: Final answer
    x = 1,993.52

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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.