Home / 4,787.41-7,181.06-1,867.76

Finding the Fourth Proportional to 4,787.41, 7,181.06 and 1,867.76

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Solution

The fourth proportional to 4,787.41, 7,181.06 and 1,867.76 is: 2,801.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.41 : 7,181.06 = 1,867.76 : x
  2. Step 2: Convert to fraction form
    4,787.41/7,181.06 = 1,867.76/x
  3. Step 3: Cross multiply
    4,787.41x = 7,181.06 × 1,867.76
  4. Step 4: Simplify right side
    4,787.41x = 13,412,509.91
  5. Step 5: Solve for x
    x = 13,412,509.91/4,787.41
  6. Step 6: Final answer
    x = 2,801.62

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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.