Home / 10,657.46-15,986.94-3,261.35

Finding the Fourth Proportional to 10,657.46, 15,986.94 and 3,261.35

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Solution

The fourth proportional to 10,657.46, 15,986.94 and 3,261.35 is: 4,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.46 : 15,986.94 = 3,261.35 : x
  2. Step 2: Convert to fraction form
    10,657.46/15,986.94 = 3,261.35/x
  3. Step 3: Cross multiply
    10,657.46x = 15,986.94 × 3,261.35
  4. Step 4: Simplify right side
    10,657.46x = 52,139,006.77
  5. Step 5: Solve for x
    x = 52,139,006.77/10,657.46
  6. Step 6: Final answer
    x = 4,892.25

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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.