Home / 7,341.90-10,131.62-4,197.88

Finding the Fourth Proportional to 7,341.90, 10,131.62 and 4,197.88

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Solution

The fourth proportional to 7,341.90, 10,131.62 and 4,197.88 is: 5,792.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.90 : 10,131.62 = 4,197.88 : x
  2. Step 2: Convert to fraction form
    7,341.90/10,131.62 = 4,197.88/x
  3. Step 3: Cross multiply
    7,341.90x = 10,131.62 × 4,197.88
  4. Step 4: Simplify right side
    7,341.90x = 42,531,324.97
  5. Step 5: Solve for x
    x = 42,531,324.97/7,341.90
  6. Step 6: Final answer
    x = 5,792.96

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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.