Home / 12,098.46-18,150.26-4,307.25

Finding the Fourth Proportional to 12,098.46, 18,150.26 and 4,307.25

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Solution

The fourth proportional to 12,098.46, 18,150.26 and 4,307.25 is: 6,461.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098.46 : 18,150.26 = 4,307.25 : x
  2. Step 2: Convert to fraction form
    12,098.46/18,150.26 = 4,307.25/x
  3. Step 3: Cross multiply
    12,098.46x = 18,150.26 × 4,307.25
  4. Step 4: Simplify right side
    12,098.46x = 78,177,685.85
  5. Step 5: Solve for x
    x = 78,177,685.85/12,098.46
  6. Step 6: Final answer
    x = 6,461.79

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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.