Home / 3,551.94-4,901.76-2,225.70

Finding the Fourth Proportional to 3,551.94, 4,901.76 and 2,225.70

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Solution

The fourth proportional to 3,551.94, 4,901.76 and 2,225.70 is: 3,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.94 : 4,901.76 = 2,225.70 : x
  2. Step 2: Convert to fraction form
    3,551.94/4,901.76 = 2,225.70/x
  3. Step 3: Cross multiply
    3,551.94x = 4,901.76 × 2,225.70
  4. Step 4: Simplify right side
    3,551.94x = 10,909,847.23
  5. Step 5: Solve for x
    x = 10,909,847.23/3,551.94
  6. Step 6: Final answer
    x = 3,071.52

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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.