Home / 8,174.36-12,269.24-4,281.50

Finding the Fourth Proportional to 8,174.36, 12,269.24 and 4,281.50

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Solution

The fourth proportional to 8,174.36, 12,269.24 and 4,281.50 is: 6,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.36 : 12,269.24 = 4,281.50 : x
  2. Step 2: Convert to fraction form
    8,174.36/12,269.24 = 4,281.50/x
  3. Step 3: Cross multiply
    8,174.36x = 12,269.24 × 4,281.50
  4. Step 4: Simplify right side
    8,174.36x = 52,530,751.06
  5. Step 5: Solve for x
    x = 52,530,751.06/8,174.36
  6. Step 6: Final answer
    x = 6,426.28

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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.