Home / 10,525.97-15,787.26-4,285.73

Finding the Fourth Proportional to 10,525.97, 15,787.26 and 4,285.73

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Solution

The fourth proportional to 10,525.97, 15,787.26 and 4,285.73 is: 6,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525.97 : 15,787.26 = 4,285.73 : x
  2. Step 2: Convert to fraction form
    10,525.97/15,787.26 = 4,285.73/x
  3. Step 3: Cross multiply
    10,525.97x = 15,787.26 × 4,285.73
  4. Step 4: Simplify right side
    10,525.97x = 67,659,973.27
  5. Step 5: Solve for x
    x = 67,659,973.27/10,525.97
  6. Step 6: Final answer
    x = 6,427.91

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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.