Home / 4,518.20-6,784.85-3,046.91

Finding the Fourth Proportional to 4,518.20, 6,784.85 and 3,046.91

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Solution

The fourth proportional to 4,518.20, 6,784.85 and 3,046.91 is: 4,575.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.20 : 6,784.85 = 3,046.91 : x
  2. Step 2: Convert to fraction form
    4,518.20/6,784.85 = 3,046.91/x
  3. Step 3: Cross multiply
    4,518.20x = 6,784.85 × 3,046.91
  4. Step 4: Simplify right side
    4,518.20x = 20,672,801.01
  5. Step 5: Solve for x
    x = 20,672,801.01/4,518.20
  6. Step 6: Final answer
    x = 4,575.45

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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.