Home / 3,810.46-5,253.26-2,674.59

Finding the Fourth Proportional to 3,810.46, 5,253.26 and 2,674.59

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Solution

The fourth proportional to 3,810.46, 5,253.26 and 2,674.59 is: 3,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.46 : 5,253.26 = 2,674.59 : x
  2. Step 2: Convert to fraction form
    3,810.46/5,253.26 = 2,674.59/x
  3. Step 3: Cross multiply
    3,810.46x = 5,253.26 × 2,674.59
  4. Step 4: Simplify right side
    3,810.46x = 14,050,283.59
  5. Step 5: Solve for x
    x = 14,050,283.59/3,810.46
  6. Step 6: Final answer
    x = 3,687.29

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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.