Home / 5,942.50-8,204.47-3,818.95

Finding the Fourth Proportional to 5,942.50, 8,204.47 and 3,818.95

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Solution

The fourth proportional to 5,942.50, 8,204.47 and 3,818.95 is: 5,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.50 : 8,204.47 = 3,818.95 : x
  2. Step 2: Convert to fraction form
    5,942.50/8,204.47 = 3,818.95/x
  3. Step 3: Cross multiply
    5,942.50x = 8,204.47 × 3,818.95
  4. Step 4: Simplify right side
    5,942.50x = 31,332,430.65
  5. Step 5: Solve for x
    x = 31,332,430.65/5,942.50
  6. Step 6: Final answer
    x = 5,272.60

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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.