Home / 10,236.55-15,327.48-6,518.65

Finding the Fourth Proportional to 10,236.55, 15,327.48 and 6,518.65

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Solution

The fourth proportional to 10,236.55, 15,327.48 and 6,518.65 is: 9,760.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.55 : 15,327.48 = 6,518.65 : x
  2. Step 2: Convert to fraction form
    10,236.55/15,327.48 = 6,518.65/x
  3. Step 3: Cross multiply
    10,236.55x = 15,327.48 × 6,518.65
  4. Step 4: Simplify right side
    10,236.55x = 99,914,477.50
  5. Step 5: Solve for x
    x = 99,914,477.50/10,236.55
  6. Step 6: Final answer
    x = 9,760.56

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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.