Home / 6,401.74-9,590.18-4,203.80

Finding the Fourth Proportional to 6,401.74, 9,590.18 and 4,203.80

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Solution

The fourth proportional to 6,401.74, 9,590.18 and 4,203.80 is: 6,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401.74 : 9,590.18 = 4,203.80 : x
  2. Step 2: Convert to fraction form
    6,401.74/9,590.18 = 4,203.80/x
  3. Step 3: Cross multiply
    6,401.74x = 9,590.18 × 4,203.80
  4. Step 4: Simplify right side
    6,401.74x = 40,315,198.68
  5. Step 5: Solve for x
    x = 40,315,198.68/6,401.74
  6. Step 6: Final answer
    x = 6,297.54

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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.