Home / 3,623.74-5,434.74-1,674.07

Finding the Fourth Proportional to 3,623.74, 5,434.74 and 1,674.07

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Solution

The fourth proportional to 3,623.74, 5,434.74 and 1,674.07 is: 2,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.74 : 5,434.74 = 1,674.07 : x
  2. Step 2: Convert to fraction form
    3,623.74/5,434.74 = 1,674.07/x
  3. Step 3: Cross multiply
    3,623.74x = 5,434.74 × 1,674.07
  4. Step 4: Simplify right side
    3,623.74x = 9,098,135.19
  5. Step 5: Solve for x
    x = 9,098,135.19/3,623.74
  6. Step 6: Final answer
    x = 2,510.70

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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.