Home / 4,107.78-5,666.49-2,613.06

Finding the Fourth Proportional to 4,107.78, 5,666.49 and 2,613.06

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Solution

The fourth proportional to 4,107.78, 5,666.49 and 2,613.06 is: 3,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.78 : 5,666.49 = 2,613.06 : x
  2. Step 2: Convert to fraction form
    4,107.78/5,666.49 = 2,613.06/x
  3. Step 3: Cross multiply
    4,107.78x = 5,666.49 × 2,613.06
  4. Step 4: Simplify right side
    4,107.78x = 14,806,878.36
  5. Step 5: Solve for x
    x = 14,806,878.36/4,107.78
  6. Step 6: Final answer
    x = 3,604.59

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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.