Home / 8,156.70-12,225.33-4,458.24

Finding the Fourth Proportional to 8,156.70, 12,225.33 and 4,458.24

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Solution

The fourth proportional to 8,156.70, 12,225.33 and 4,458.24 is: 6,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.70 : 12,225.33 = 4,458.24 : x
  2. Step 2: Convert to fraction form
    8,156.70/12,225.33 = 4,458.24/x
  3. Step 3: Cross multiply
    8,156.70x = 12,225.33 × 4,458.24
  4. Step 4: Simplify right side
    8,156.70x = 54,503,455.22
  5. Step 5: Solve for x
    x = 54,503,455.22/8,156.70
  6. Step 6: Final answer
    x = 6,682.05

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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.