Home / 2,744.31-3,787.21-1,624.84

Finding the Fourth Proportional to 2,744.31, 3,787.21 and 1,624.84

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Solution

The fourth proportional to 2,744.31, 3,787.21 and 1,624.84 is: 2,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.31 : 3,787.21 = 1,624.84 : x
  2. Step 2: Convert to fraction form
    2,744.31/3,787.21 = 1,624.84/x
  3. Step 3: Cross multiply
    2,744.31x = 3,787.21 × 1,624.84
  4. Step 4: Simplify right side
    2,744.31x = 6,153,596.77
  5. Step 5: Solve for x
    x = 6,153,596.77/2,744.31
  6. Step 6: Final answer
    x = 2,242.31

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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.