Home / 3,903.46-5,384.97-2,246.50

Finding the Fourth Proportional to 3,903.46, 5,384.97 and 2,246.50

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Solution

The fourth proportional to 3,903.46, 5,384.97 and 2,246.50 is: 3,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.46 : 5,384.97 = 2,246.50 : x
  2. Step 2: Convert to fraction form
    3,903.46/5,384.97 = 2,246.50/x
  3. Step 3: Cross multiply
    3,903.46x = 5,384.97 × 2,246.50
  4. Step 4: Simplify right side
    3,903.46x = 12,097,335.11
  5. Step 5: Solve for x
    x = 12,097,335.11/3,903.46
  6. Step 6: Final answer
    x = 3,099.13

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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.