Home / 8,219.42-11,341.20-4,682.54

Finding the Fourth Proportional to 8,219.42, 11,341.20 and 4,682.54

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Solution

The fourth proportional to 8,219.42, 11,341.20 and 4,682.54 is: 6,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.42 : 11,341.20 = 4,682.54 : x
  2. Step 2: Convert to fraction form
    8,219.42/11,341.20 = 4,682.54/x
  3. Step 3: Cross multiply
    8,219.42x = 11,341.20 × 4,682.54
  4. Step 4: Simplify right side
    8,219.42x = 53,105,622.65
  5. Step 5: Solve for x
    x = 53,105,622.65/8,219.42
  6. Step 6: Final answer
    x = 6,460.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.