Home / 4,562.12-6,838.56-1,787.06

Finding the Fourth Proportional to 4,562.12, 6,838.56 and 1,787.06

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Solution

The fourth proportional to 4,562.12, 6,838.56 and 1,787.06 is: 2,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,562.12 : 6,838.56 = 1,787.06 : x
  2. Step 2: Convert to fraction form
    4,562.12/6,838.56 = 1,787.06/x
  3. Step 3: Cross multiply
    4,562.12x = 6,838.56 × 1,787.06
  4. Step 4: Simplify right side
    4,562.12x = 12,220,882.84
  5. Step 5: Solve for x
    x = 12,220,882.84/4,562.12
  6. Step 6: Final answer
    x = 2,678.78

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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.