Home / 2,787.48-3,846.57-1,592.42

Finding the Fourth Proportional to 2,787.48, 3,846.57 and 1,592.42

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Solution

The fourth proportional to 2,787.48, 3,846.57 and 1,592.42 is: 2,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787.48 : 3,846.57 = 1,592.42 : x
  2. Step 2: Convert to fraction form
    2,787.48/3,846.57 = 1,592.42/x
  3. Step 3: Cross multiply
    2,787.48x = 3,846.57 × 1,592.42
  4. Step 4: Simplify right side
    2,787.48x = 6,125,355.00
  5. Step 5: Solve for x
    x = 6,125,355.00/2,787.48
  6. Step 6: Final answer
    x = 2,197.45

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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.