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Finding the Fourth Proportional to 3,531.94, 4,874.07 and 2,203.94

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Solution

The fourth proportional to 3,531.94, 4,874.07 and 2,203.94 is: 3,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.94 : 4,874.07 = 2,203.94 : x
  2. Step 2: Convert to fraction form
    3,531.94/4,874.07 = 2,203.94/x
  3. Step 3: Cross multiply
    3,531.94x = 4,874.07 × 2,203.94
  4. Step 4: Simplify right side
    3,531.94x = 10,742,178.29
  5. Step 5: Solve for x
    x = 10,742,178.29/3,531.94
  6. Step 6: Final answer
    x = 3,041.44

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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.