Home / 10,263.34-15,379.35-5,334.58

Finding the Fourth Proportional to 10,263.34, 15,379.35 and 5,334.58

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Solution

The fourth proportional to 10,263.34, 15,379.35 and 5,334.58 is: 7,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.34 : 15,379.35 = 5,334.58 : x
  2. Step 2: Convert to fraction form
    10,263.34/15,379.35 = 5,334.58/x
  3. Step 3: Cross multiply
    10,263.34x = 15,379.35 × 5,334.58
  4. Step 4: Simplify right side
    10,263.34x = 82,042,372.92
  5. Step 5: Solve for x
    x = 82,042,372.92/10,263.34
  6. Step 6: Final answer
    x = 7,993.73

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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.