Home / 4,813.50-6,638.84-3,471.13

Finding the Fourth Proportional to 4,813.50, 6,638.84 and 3,471.13

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Solution

The fourth proportional to 4,813.50, 6,638.84 and 3,471.13 is: 4,787.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.50 : 6,638.84 = 3,471.13 : x
  2. Step 2: Convert to fraction form
    4,813.50/6,638.84 = 3,471.13/x
  3. Step 3: Cross multiply
    4,813.50x = 6,638.84 × 3,471.13
  4. Step 4: Simplify right side
    4,813.50x = 23,044,276.69
  5. Step 5: Solve for x
    x = 23,044,276.69/4,813.50
  6. Step 6: Final answer
    x = 4,787.43

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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.