Home / 5,364.20-8,046.30-3,175.40

Finding the Fourth Proportional to 5,364.20, 8,046.30 and 3,175.40

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Solution

The fourth proportional to 5,364.20, 8,046.30 and 3,175.40 is: 4,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.20 : 8,046.30 = 3,175.40 : x
  2. Step 2: Convert to fraction form
    5,364.20/8,046.30 = 3,175.40/x
  3. Step 3: Cross multiply
    5,364.20x = 8,046.30 × 3,175.40
  4. Step 4: Simplify right side
    5,364.20x = 25,550,221.02
  5. Step 5: Solve for x
    x = 25,550,221.02/5,364.20
  6. Step 6: Final answer
    x = 4,763.10

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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.