Home / 4,554.76-6,289.32-2,787.36

Finding the Fourth Proportional to 4,554.76, 6,289.32 and 2,787.36

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Solution

The fourth proportional to 4,554.76, 6,289.32 and 2,787.36 is: 3,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.76 : 6,289.32 = 2,787.36 : x
  2. Step 2: Convert to fraction form
    4,554.76/6,289.32 = 2,787.36/x
  3. Step 3: Cross multiply
    4,554.76x = 6,289.32 × 2,787.36
  4. Step 4: Simplify right side
    4,554.76x = 17,530,599.00
  5. Step 5: Solve for x
    x = 17,530,599.00/4,554.76
  6. Step 6: Final answer
    x = 3,848.85

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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.