Home / 10,657.94-15,986.24-3,261.70

Finding the Fourth Proportional to 10,657.94, 15,986.24 and 3,261.70

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Solution

The fourth proportional to 10,657.94, 15,986.24 and 3,261.70 is: 4,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.94 : 15,986.24 = 3,261.70 : x
  2. Step 2: Convert to fraction form
    10,657.94/15,986.24 = 3,261.70/x
  3. Step 3: Cross multiply
    10,657.94x = 15,986.24 × 3,261.70
  4. Step 4: Simplify right side
    10,657.94x = 52,142,222.77
  5. Step 5: Solve for x
    x = 52,142,222.77/10,657.94
  6. Step 6: Final answer
    x = 4,892.34

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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.