Home / 3,281.46-4,528.50-2,104.74

Finding the Fourth Proportional to 3,281.46, 4,528.50 and 2,104.74

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Solution

The fourth proportional to 3,281.46, 4,528.50 and 2,104.74 is: 2,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.46 : 4,528.50 = 2,104.74 : x
  2. Step 2: Convert to fraction form
    3,281.46/4,528.50 = 2,104.74/x
  3. Step 3: Cross multiply
    3,281.46x = 4,528.50 × 2,104.74
  4. Step 4: Simplify right side
    3,281.46x = 9,531,315.09
  5. Step 5: Solve for x
    x = 9,531,315.09/3,281.46
  6. Step 6: Final answer
    x = 2,904.60

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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.