Home / 2,674.10-4,011.35-726.26

Finding the Fourth Proportional to 2,674.10, 4,011.35 and 726.26

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Solution

The fourth proportional to 2,674.10, 4,011.35 and 726.26 is: 1,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.10 : 4,011.35 = 726.26 : x
  2. Step 2: Convert to fraction form
    2,674.10/4,011.35 = 726.26/x
  3. Step 3: Cross multiply
    2,674.10x = 4,011.35 × 726.26
  4. Step 4: Simplify right side
    2,674.10x = 2,913,283.05
  5. Step 5: Solve for x
    x = 2,913,283.05/2,674.10
  6. Step 6: Final answer
    x = 1,089.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.