Home / 3,548.70-4,898.21-2,132.84

Finding the Fourth Proportional to 3,548.70, 4,898.21 and 2,132.84

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Solution

The fourth proportional to 3,548.70, 4,898.21 and 2,132.84 is: 2,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.70 : 4,898.21 = 2,132.84 : x
  2. Step 2: Convert to fraction form
    3,548.70/4,898.21 = 2,132.84/x
  3. Step 3: Cross multiply
    3,548.70x = 4,898.21 × 2,132.84
  4. Step 4: Simplify right side
    3,548.70x = 10,447,098.22
  5. Step 5: Solve for x
    x = 10,447,098.22/3,548.70
  6. Step 6: Final answer
    x = 2,943.92

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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.