Home / 12,211.24-18,292.86-6,360.04

Finding the Fourth Proportional to 12,211.24, 18,292.86 and 6,360.04

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Solution

The fourth proportional to 12,211.24, 18,292.86 and 6,360.04 is: 9,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,211.24 : 18,292.86 = 6,360.04 : x
  2. Step 2: Convert to fraction form
    12,211.24/18,292.86 = 6,360.04/x
  3. Step 3: Cross multiply
    12,211.24x = 18,292.86 × 6,360.04
  4. Step 4: Simplify right side
    12,211.24x = 116,343,321.31
  5. Step 5: Solve for x
    x = 116,343,321.31/12,211.24
  6. Step 6: Final answer
    x = 9,527.56

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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.