Home / 3,284.35-4,531.35-2,340.30

Finding the Fourth Proportional to 3,284.35, 4,531.35 and 2,340.30

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Solution

The fourth proportional to 3,284.35, 4,531.35 and 2,340.30 is: 3,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.35 : 4,531.35 = 2,340.30 : x
  2. Step 2: Convert to fraction form
    3,284.35/4,531.35 = 2,340.30/x
  3. Step 3: Cross multiply
    3,284.35x = 4,531.35 × 2,340.30
  4. Step 4: Simplify right side
    3,284.35x = 10,604,718.41
  5. Step 5: Solve for x
    x = 10,604,718.41/3,284.35
  6. Step 6: Final answer
    x = 3,228.86

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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.