Home / 4,813.09-6,638.51-3,042.98

Finding the Fourth Proportional to 4,813.09, 6,638.51 and 3,042.98

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Solution

The fourth proportional to 4,813.09, 6,638.51 and 3,042.98 is: 4,197.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.09 : 6,638.51 = 3,042.98 : x
  2. Step 2: Convert to fraction form
    4,813.09/6,638.51 = 3,042.98/x
  3. Step 3: Cross multiply
    4,813.09x = 6,638.51 × 3,042.98
  4. Step 4: Simplify right side
    4,813.09x = 20,200,872.69
  5. Step 5: Solve for x
    x = 20,200,872.69/4,813.09
  6. Step 6: Final answer
    x = 4,197.07

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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.